68490488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{778301}}^1$

素因数の和:778318

約数の個数: 16

約数和(自身を含む): 140094360

約数和(自身を除く): 71603872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 778301, 1556602, 3113204, 6226408, 8561311, 17122622, 34245244, 68490488]

約数ペア:

[(1, 68490488), (2, 34245244), (4, 17122622), (8, 8561311), (11, 6226408), (22, 3113204), (44, 1556602), (88, 778301)]