91691885

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{1427}}^1$

素因数の和:1684

約数の個数: 16

約数和(自身を含む): 112275072

約数和(自身を除く): 20583187

約数列:

[1, 5, 71, 181, 355, 905, 1427, 7135, 12851, 64255, 101317, 258287, 506585, 1291435, 18338377, 91691885]

約数ペア:

[(1, 91691885), (5, 18338377), (71, 1291435), (181, 506585), (355, 258287), (905, 101317), (1427, 64255), (7135, 12851)]