71351631

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:877

約数の個数: 48

約数和(自身を含む): 120633600

約数和(自身を除く): 49281969

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 169, 171, 247, 351, 507, 513, 741, 823, 1521, 2223, 2469, 3211, 4563, 6669, 7407, 9633, 10699, 15637, 22221, 28899, 32097, 46911, 86697, 96291, 139087, 140733, 203281, 288873, 417261, 422199, 609843, 1251783, 1829529, 2642653, 3755349, 5488587, 7927959, 23783877, 71351631]

約数ペア:

[(1, 71351631), (3, 23783877), (9, 7927959), (13, 5488587), (19, 3755349), (27, 2642653), (39, 1829529), (57, 1251783), (117, 609843), (169, 422199), (171, 417261), (247, 288873), (351, 203281), (507, 140733), (513, 139087), (741, 96291), (823, 86697), (1521, 46911), (2223, 32097), (2469, 28899), (3211, 22221), (4563, 15637), (6669, 10699), (7407, 9633)]