56391985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{8423}}^1$

素因数の和:8544

約数の個数: 16

約数和(自身を含む): 73592064

約数和(自身を除く): 17200079

約数列:

[1, 5, 13, 65, 103, 515, 1339, 6695, 8423, 42115, 109499, 547495, 867569, 4337845, 11278397, 56391985]

約数ペア:

[(1, 56391985), (5, 11278397), (13, 4337845), (65, 867569), (103, 547495), (515, 109499), (1339, 42115), (6695, 8423)]