1387310757

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{9803}}^1$

素因数の和:10129

約数の個数: 32

約数和(自身を含む): 2213664768

約数和(自身を除く): 826354011

約数列:

[1, 3, 7, 21, 23, 69, 161, 293, 483, 879, 2051, 6153, 6739, 9803, 20217, 29409, 47173, 68621, 141519, 205863, 225469, 676407, 1578283, 2872279, 4734849, 8616837, 20105953, 60317859, 66062417, 198187251, 462436919, 1387310757]

約数ペア:

[(1, 1387310757), (3, 462436919), (7, 198187251), (21, 66062417), (23, 60317859), (69, 20105953), (161, 8616837), (293, 4734849), (483, 2872279), (879, 1578283), (2051, 676407), (6153, 225469), (6739, 205863), (9803, 141519), (20217, 68621), (29409, 47173)]