2557975203

素因数分解:

$3^2\times 7^1\times {\mathrm{1381}}^1\times {\mathrm{29401}}^1$

素因数の和:30795

約数の個数: 24

約数和(自身を含む): 4225890656

約数和(自身を除く): 1667915453

約数列:

[1, 3, 7, 9, 21, 63, 1381, 4143, 9667, 12429, 29001, 29401, 87003, 88203, 205807, 264609, 617421, 1852263, 40602781, 121808343, 284219467, 365425029, 852658401, 2557975203]

約数ペア:

[(1, 2557975203), (3, 852658401), (7, 365425029), (9, 284219467), (21, 121808343), (63, 40602781), (1381, 1852263), (4143, 617421), (9667, 264609), (12429, 205807), (29001, 88203), (29401, 87003)]