42640895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1579}}^1$

素因数の和:2086

約数の個数: 16

約数和(自身を含む): 55969920

約数和(自身を除く): 13329025

約数列:

[1, 5, 11, 55, 491, 1579, 2455, 5401, 7895, 17369, 27005, 86845, 775289, 3876445, 8528179, 42640895]

約数ペア:

[(1, 42640895), (5, 8528179), (11, 3876445), (55, 775289), (491, 86845), (1579, 27005), (2455, 17369), (5401, 7895)]