4009455

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 7010640

約数和(自身を除く): 3001185

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 641, 695, 1251, 1923, 2085, 3205, 5769, 6255, 9615, 28845, 89099, 267297, 445495, 801891, 1336485, 4009455]

約数ペア:

[(1, 4009455), (3, 1336485), (5, 801891), (9, 445495), (15, 267297), (45, 89099), (139, 28845), (417, 9615), (641, 6255), (695, 5769), (1251, 3205), (1923, 2085)]