81318394

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1\times {\mathrm{2297}}^1$

素因数の和:2901

約数の個数: 16

約数和(自身を含む): 126187776

約数和(自身を除く): 44869382

約数列:

[1, 2, 31, 62, 571, 1142, 2297, 4594, 17701, 35402, 71207, 142414, 1311587, 2623174, 40659197, 81318394]

約数ペア:

[(1, 81318394), (2, 40659197), (31, 2623174), (62, 1311587), (571, 142414), (1142, 71207), (2297, 35402), (4594, 17701)]