78048405

素因数分解:

$3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{3329}}^1$

素因数の和:3861

約数の個数: 24

約数和(自身を含む): 135584280

約数和(自身を除く): 57535875

約数列:

[1, 3, 5, 9, 15, 45, 521, 1563, 2605, 3329, 4689, 7815, 9987, 16645, 23445, 29961, 49935, 149805, 1734409, 5203227, 8672045, 15609681, 26016135, 78048405]

約数ペア:

[(1, 78048405), (3, 26016135), (5, 15609681), (9, 8672045), (15, 5203227), (45, 1734409), (521, 149805), (1563, 49935), (2605, 29961), (3329, 23445), (4689, 16645), (7815, 9987)]