291962879

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{673}}^1$

素因数の和:867

約数の個数: 24

約数和(自身を含む): 337463712

約数和(自身を除く): 45500833

約数列:

[1, 13, 17, 151, 169, 221, 673, 1963, 2567, 2873, 8749, 11441, 25519, 33371, 101623, 113737, 148733, 433823, 1321099, 1727591, 1933529, 17174287, 22458683, 291962879]

約数ペア:

[(1, 291962879), (13, 22458683), (17, 17174287), (151, 1933529), (169, 1727591), (221, 1321099), (673, 433823), (1963, 148733), (2567, 113737), (2873, 101623), (8749, 33371), (11441, 25519)]