28753452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 91483392

約数和(自身を除く): 62729940

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 67, 78, 84, 91, 117, 126, 131, 134, 156, 182, 201, 234, 252, 262, 268, 273, 364, 393, 402, 468, 469, 524, 546, 603, 786, 804, 819, 871, 917, 938, 1092, 1179, 1206, 1407, 1572, 1638, 1703, 1742, 1834, 1876, 2358, 2412, 2613, 2751, 2814, 3276, 3406, 3484, 3668, 4221, 4716, 5109, 5226, 5502, 5628, 6097, 6812, 7839, 8253, 8442, 8777, 10218, 10452, 11004, 11921, 12194, 15327, 15678, 16506, 16884, 17554, 18291, 20436, 23842, 24388, 26331, 30654, 31356, 33012, 35108, 35763, 36582, 47684, 52662, 54873, 61308, 61439, 71526, 73164, 78993, 105324, 107289, 109746, 114101, 122878, 143052, 157986, 184317, 214578, 219492, 228202, 245756, 315972, 342303, 368634, 429156, 456404, 552951, 684606, 737268, 798707, 1026909, 1105902, 1369212, 1597414, 2053818, 2211804, 2396121, 3194828, 4107636, 4792242, 7188363, 9584484, 14376726, 28753452]

約数ペア:

[(1, 28753452), (2, 14376726), (3, 9584484), (4, 7188363), (6, 4792242), (7, 4107636), (9, 3194828), (12, 2396121), (13, 2211804), (14, 2053818), (18, 1597414), (21, 1369212), (26, 1105902), (28, 1026909), (36, 798707), (39, 737268), (42, 684606), (52, 552951), (63, 456404), (67, 429156), (78, 368634), (84, 342303), (91, 315972), (117, 245756), (126, 228202), (131, 219492), (134, 214578), (156, 184317), (182, 157986), (201, 143052), (234, 122878), (252, 114101), (262, 109746), (268, 107289), (273, 105324), (364, 78993), (393, 73164), (402, 71526), (468, 61439), (469, 61308), (524, 54873), (546, 52662), (603, 47684), (786, 36582), (804, 35763), (819, 35108), (871, 33012), (917, 31356), (938, 30654), (1092, 26331), (1179, 24388), (1206, 23842), (1407, 20436), (1572, 18291), (1638, 17554), (1703, 16884), (1742, 16506), (1834, 15678), (1876, 15327), (2358, 12194), (2412, 11921), (2613, 11004), (2751, 10452), (2814, 10218), (3276, 8777), (3406, 8442), (3484, 8253), (3668, 7839), (4221, 6812), (4716, 6097), (5109, 5628), (5226, 5502)]