68268304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{328213}}^1$

素因数の和:328234

約数の個数: 20

約数和(自身を含む): 142444876

約数和(自身を除く): 74176572

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 328213, 656426, 1312852, 2625704, 4266769, 5251408, 8533538, 17067076, 34134152, 68268304]

約数ペア:

[(1, 68268304), (2, 34134152), (4, 17067076), (8, 8533538), (13, 5251408), (16, 4266769), (26, 2625704), (52, 1312852), (104, 656426), (208, 328213)]