105031025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{34721}}^1$

素因数の和:34753

約数の個数: 18

約数和(自身を含む): 143158806

約数和(自身を除く): 38127781

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 34721, 173605, 381931, 868025, 1909655, 4201241, 9548275, 21006205, 105031025]

約数ペア:

[(1, 105031025), (5, 21006205), (11, 9548275), (25, 4201241), (55, 1909655), (121, 868025), (275, 381931), (605, 173605), (3025, 34721)]