68771479

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{521}}^1$

素因数の和:810

約数の個数: 16

約数和(自身を含む): 79928640

約数和(自身を除く): 11157161

約数列:

[1, 7, 109, 173, 521, 763, 1211, 3647, 18857, 56789, 90133, 131999, 397523, 630931, 9824497, 68771479]

約数ペア:

[(1, 68771479), (7, 9824497), (109, 630931), (173, 397523), (521, 131999), (763, 90133), (1211, 56789), (3647, 18857)]