28022904

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 216

約数和(自身を含む): 97634160

約数和(自身を除く): 69611256

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 47, 49, 52, 56, 63, 72, 78, 84, 91, 94, 98, 104, 117, 126, 141, 147, 156, 168, 169, 182, 188, 196, 234, 252, 273, 282, 294, 312, 329, 338, 364, 376, 392, 423, 441, 468, 504, 507, 546, 564, 588, 611, 637, 658, 676, 728, 819, 846, 882, 936, 987, 1014, 1092, 1128, 1176, 1183, 1222, 1274, 1316, 1352, 1521, 1638, 1692, 1764, 1833, 1911, 1974, 2028, 2184, 2303, 2366, 2444, 2548, 2632, 2961, 3042, 3276, 3384, 3528, 3549, 3666, 3822, 3948, 4056, 4277, 4606, 4732, 4888, 5096, 5499, 5733, 5922, 6084, 6552, 6909, 7098, 7332, 7644, 7896, 7943, 8281, 8554, 9212, 9464, 10647, 10998, 11466, 11844, 12168, 12831, 13818, 14196, 14664, 15288, 15886, 16562, 17108, 18424, 20727, 21294, 21996, 22932, 23688, 23829, 24843, 25662, 27636, 28392, 29939, 31772, 33124, 34216, 38493, 41454, 42588, 43992, 45864, 47658, 49686, 51324, 55272, 55601, 59878, 63544, 66248, 71487, 74529, 76986, 82908, 85176, 89817, 95316, 99372, 102648, 111202, 119756, 142974, 149058, 153972, 165816, 166803, 179634, 190632, 198744, 222404, 239512, 269451, 285948, 298116, 307944, 333606, 359268, 389207, 444808, 500409, 538902, 571896, 596232, 667212, 718536, 778414, 1000818, 1077804, 1167621, 1334424, 1556828, 2001636, 2155608, 2335242, 3113656, 3502863, 4003272, 4670484, 7005726, 9340968, 14011452, 28022904]

約数ペア:

[(1, 28022904), (2, 14011452), (3, 9340968), (4, 7005726), (6, 4670484), (7, 4003272), (8, 3502863), (9, 3113656), (12, 2335242), (13, 2155608), (14, 2001636), (18, 1556828), (21, 1334424), (24, 1167621), (26, 1077804), (28, 1000818), (36, 778414), (39, 718536), (42, 667212), (47, 596232), (49, 571896), (52, 538902), (56, 500409), (63, 444808), (72, 389207), (78, 359268), (84, 333606), (91, 307944), (94, 298116), (98, 285948), (104, 269451), (117, 239512), (126, 222404), (141, 198744), (147, 190632), (156, 179634), (168, 166803), (169, 165816), (182, 153972), (188, 149058), (196, 142974), (234, 119756), (252, 111202), (273, 102648), (282, 99372), (294, 95316), (312, 89817), (329, 85176), (338, 82908), (364, 76986), (376, 74529), (392, 71487), (423, 66248), (441, 63544), (468, 59878), (504, 55601), (507, 55272), (546, 51324), (564, 49686), (588, 47658), (611, 45864), (637, 43992), (658, 42588), (676, 41454), (728, 38493), (819, 34216), (846, 33124), (882, 31772), (936, 29939), (987, 28392), (1014, 27636), (1092, 25662), (1128, 24843), (1176, 23829), (1183, 23688), (1222, 22932), (1274, 21996), (1316, 21294), (1352, 20727), (1521, 18424), (1638, 17108), (1692, 16562), (1764, 15886), (1833, 15288), (1911, 14664), (1974, 14196), (2028, 13818), (2184, 12831), (2303, 12168), (2366, 11844), (2444, 11466), (2548, 10998), (2632, 10647), (2961, 9464), (3042, 9212), (3276, 8554), (3384, 8281), (3528, 7943), (3549, 7896), (3666, 7644), (3822, 7332), (3948, 7098), (4056, 6909), (4277, 6552), (4606, 6084), (4732, 5922), (4888, 5733), (5096, 5499)]