9120105

素因数分解:

$3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{521}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 15879240

約数和(自身を除く): 6759135

約数列:

[1, 3, 5, 9, 15, 45, 389, 521, 1167, 1563, 1945, 2605, 3501, 4689, 5835, 7815, 17505, 23445, 202669, 608007, 1013345, 1824021, 3040035, 9120105]

約数ペア:

[(1, 9120105), (3, 3040035), (5, 1824021), (9, 1013345), (15, 608007), (45, 202669), (389, 23445), (521, 17505), (1167, 7815), (1563, 5835), (1945, 4689), (2605, 3501)]