9912025

素因数分解:

$5^2\times {\mathrm{521}}^1\times {\mathrm{761}}^1$

素因数の和:1292

約数の個数: 12

約数和(自身を含む): 12330684

約数和(自身を除く): 2418659

約数列:

[1, 5, 25, 521, 761, 2605, 3805, 13025, 19025, 396481, 1982405, 9912025]

約数ペア:

[(1, 9912025), (5, 1982405), (25, 396481), (521, 19025), (761, 13025), (2605, 3805)]