39878735

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{9157}}^1$

素因数の和:9242

約数の個数: 16

約数和(自身を含む): 52310496

約数和(自身を除く): 12431761

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 9157, 45785, 119041, 595205, 613519, 3067595, 7975747, 39878735]

約数ペア:

[(1, 39878735), (5, 7975747), (13, 3067595), (65, 613519), (67, 595205), (335, 119041), (871, 45785), (4355, 9157)]