2009790747

素因数分解:

$3^2\times {\mathrm{401}}^1\times {\mathrm{556883}}^1$

素因数の和:557290

約数の個数: 12

約数和(自身を含む): 2910275784

約数和(自身を除く): 900485037

約数列:

[1, 3, 9, 401, 1203, 3609, 556883, 1670649, 5011947, 223310083, 669930249, 2009790747]

約数ペア:

[(1, 2009790747), (3, 669930249), (9, 223310083), (401, 5011947), (1203, 1670649), (3609, 556883)]