187157089

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{2689}}^1$

素因数の和:2920

約数の個数: 16

約数和(自身を含む): 218815360

約数和(自身を除く): 31658271

約数列:

[1, 7, 61, 163, 427, 1141, 2689, 9943, 18823, 69601, 164029, 438307, 1148203, 3068149, 26736727, 187157089]

約数ペア:

[(1, 187157089), (7, 26736727), (61, 3068149), (163, 1148203), (427, 438307), (1141, 164029), (2689, 69601), (9943, 18823)]