2137745

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:272

約数の個数: 16

約数和(自身を含む): 2684352

約数和(自身を除く): 546607

約数列:

[1, 5, 43, 61, 163, 215, 305, 815, 2623, 7009, 9943, 13115, 35045, 49715, 427549, 2137745]

約数ペア:

[(1, 2137745), (5, 427549), (43, 49715), (61, 35045), (163, 13115), (215, 9943), (305, 7009), (815, 2623)]