1308075

素因数分解:

$3^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 2196288

約数和(自身を除く): 888213

約数列:

[1, 3, 5, 15, 25, 75, 107, 163, 321, 489, 535, 815, 1605, 2445, 2675, 4075, 8025, 12225, 17441, 52323, 87205, 261615, 436025, 1308075]

約数ペア:

[(1, 1308075), (3, 436025), (5, 261615), (15, 87205), (25, 52323), (75, 17441), (107, 12225), (163, 8025), (321, 4075), (489, 2675), (535, 2445), (815, 1605)]