2212725

素因数分解:

$3^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 3701152

約数和(自身を除く): 1488427

約数列:

[1, 3, 5, 15, 25, 75, 163, 181, 489, 543, 815, 905, 2445, 2715, 4075, 4525, 12225, 13575, 29503, 88509, 147515, 442545, 737575, 2212725]

約数ペア:

[(1, 2212725), (3, 737575), (5, 442545), (15, 147515), (25, 88509), (75, 29503), (163, 13575), (181, 12225), (489, 4525), (543, 4075), (815, 2715), (905, 2445)]