491123017

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{104561}}^1$

素因数の和:104640

約数の個数: 16

約数和(自身を含む): 622353024

約数和(自身を除く): 131230007

約数列:

[1, 7, 11, 61, 77, 427, 671, 4697, 104561, 731927, 1150171, 6378221, 8051197, 44647547, 70160431, 491123017]

約数ペア:

[(1, 491123017), (7, 70160431), (11, 44647547), (61, 8051197), (77, 6378221), (427, 1150171), (671, 731927), (4697, 104561)]