159159889

素因数分解:

$7^4\times {\mathrm{151}}^1\times {\mathrm{439}}^1$

素因数の和:618

約数の個数: 20

約数和(自身を含む): 187330880

約数和(自身を除く): 28170991

約数列:

[1, 7, 49, 151, 343, 439, 1057, 2401, 3073, 7399, 21511, 51793, 66289, 150577, 362551, 464023, 1054039, 3248161, 22737127, 159159889]

約数ペア:

[(1, 159159889), (7, 22737127), (49, 3248161), (151, 1054039), (343, 464023), (439, 362551), (1057, 150577), (2401, 66289), (3073, 51793), (7399, 21511)]