42111025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13921}}^1$

素因数の和:13953

約数の個数: 18

約数和(自身を含む): 57400406

約数和(自身を除く): 15289381

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 13921, 69605, 153131, 348025, 765655, 1684441, 3828275, 8422205, 42111025]

約数ペア:

[(1, 42111025), (5, 8422205), (11, 3828275), (25, 1684441), (55, 765655), (121, 348025), (275, 153131), (605, 69605), (3025, 13921)]