68755856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{330557}}^1$

素因数の和:330578

約数の個数: 20

約数和(自身を含む): 143462172

約数和(自身を除く): 74706316

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 330557, 661114, 1322228, 2644456, 4297241, 5288912, 8594482, 17188964, 34377928, 68755856]

約数ペア:

[(1, 68755856), (2, 34377928), (4, 17188964), (8, 8594482), (13, 5288912), (16, 4297241), (26, 2644456), (52, 1322228), (104, 661114), (208, 330557)]