68728504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{660851}}^1$

素因数の和:660870

約数の個数: 16

約数和(自身を含む): 138778920

約数和(自身を除く): 70050416

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 660851, 1321702, 2643404, 5286808, 8591063, 17182126, 34364252, 68728504]

約数ペア:

[(1, 68728504), (2, 34364252), (4, 17182126), (8, 8591063), (13, 5286808), (26, 2643404), (52, 1321702), (104, 660851)]