78423615

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40529}}^1$

素因数の和:40583

約数の個数: 24

約数和(自身を含む): 139098960

約数和(自身を除く): 60675345

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 40529, 121587, 202645, 364761, 607935, 1742747, 1823805, 5228241, 8713735, 15684723, 26141205, 78423615]

約数ペア:

[(1, 78423615), (3, 26141205), (5, 15684723), (9, 8713735), (15, 5228241), (43, 1823805), (45, 1742747), (129, 607935), (215, 364761), (387, 202645), (645, 121587), (1935, 40529)]