397211045

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1031717}}^1$

素因数の和:1031740

約数の個数: 16

約数和(自身を含む): 594269568

約数和(自身を除く): 197058523

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 1031717, 5158585, 7222019, 11348887, 36110095, 56744435, 79442209, 397211045]

約数ペア:

[(1, 397211045), (5, 79442209), (7, 56744435), (11, 36110095), (35, 11348887), (55, 7222019), (77, 5158585), (385, 1031717)]