28193256

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{331}}^1$

素因数の和:376

約数の個数: 144

約数和(自身を含む): 94779360

約数和(自身を除く): 66586104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 169, 182, 234, 252, 273, 312, 331, 338, 364, 468, 504, 507, 546, 662, 676, 728, 819, 936, 993, 1014, 1092, 1183, 1324, 1352, 1521, 1638, 1986, 2028, 2184, 2317, 2366, 2648, 2979, 3042, 3276, 3549, 3972, 4056, 4303, 4634, 4732, 5958, 6084, 6552, 6951, 7098, 7944, 8606, 9268, 9464, 10647, 11916, 12168, 12909, 13902, 14196, 17212, 18536, 20853, 21294, 23832, 25818, 27804, 28392, 30121, 34424, 38727, 41706, 42588, 51636, 55608, 55939, 60242, 77454, 83412, 85176, 90363, 103272, 111878, 120484, 154908, 166824, 167817, 180726, 223756, 240968, 271089, 309816, 335634, 361452, 391573, 447512, 503451, 542178, 671268, 722904, 783146, 1006902, 1084356, 1174719, 1342536, 1566292, 2013804, 2168712, 2349438, 3132584, 3524157, 4027608, 4698876, 7048314, 9397752, 14096628, 28193256]

約数ペア:

[(1, 28193256), (2, 14096628), (3, 9397752), (4, 7048314), (6, 4698876), (7, 4027608), (8, 3524157), (9, 3132584), (12, 2349438), (13, 2168712), (14, 2013804), (18, 1566292), (21, 1342536), (24, 1174719), (26, 1084356), (28, 1006902), (36, 783146), (39, 722904), (42, 671268), (52, 542178), (56, 503451), (63, 447512), (72, 391573), (78, 361452), (84, 335634), (91, 309816), (104, 271089), (117, 240968), (126, 223756), (156, 180726), (168, 167817), (169, 166824), (182, 154908), (234, 120484), (252, 111878), (273, 103272), (312, 90363), (331, 85176), (338, 83412), (364, 77454), (468, 60242), (504, 55939), (507, 55608), (546, 51636), (662, 42588), (676, 41706), (728, 38727), (819, 34424), (936, 30121), (993, 28392), (1014, 27804), (1092, 25818), (1183, 23832), (1324, 21294), (1352, 20853), (1521, 18536), (1638, 17212), (1986, 14196), (2028, 13902), (2184, 12909), (2317, 12168), (2366, 11916), (2648, 10647), (2979, 9464), (3042, 9268), (3276, 8606), (3549, 7944), (3972, 7098), (4056, 6951), (4303, 6552), (4634, 6084), (4732, 5958)]