1224405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:67

約数の個数: 72

約数和(自身を含む): 2740608

約数和(自身を除く): 1516203

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 23, 35, 39, 45, 63, 65, 69, 91, 105, 115, 117, 161, 169, 195, 207, 273, 299, 315, 345, 455, 483, 507, 585, 805, 819, 845, 897, 1035, 1183, 1365, 1449, 1495, 1521, 2093, 2415, 2535, 2691, 3549, 3887, 4095, 4485, 5915, 6279, 7245, 7605, 10465, 10647, 11661, 13455, 17745, 18837, 19435, 27209, 31395, 34983, 53235, 58305, 81627, 94185, 136045, 174915, 244881, 408135, 1224405]

約数ペア:

[(1, 1224405), (3, 408135), (5, 244881), (7, 174915), (9, 136045), (13, 94185), (15, 81627), (21, 58305), (23, 53235), (35, 34983), (39, 31395), (45, 27209), (63, 19435), (65, 18837), (69, 17745), (91, 13455), (105, 11661), (115, 10647), (117, 10465), (161, 7605), (169, 7245), (195, 6279), (207, 5915), (273, 4485), (299, 4095), (315, 3887), (345, 3549), (455, 2691), (483, 2535), (507, 2415), (585, 2093), (805, 1521), (819, 1495), (845, 1449), (897, 1365), (1035, 1183)]