261799294

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2\times {\mathrm{1129}}^1$

素因数の和:1296

約数の個数: 24

約数和(自身を含む): 415993680

約数和(自身を除く): 154194386

約数列:

[1, 2, 23, 46, 71, 142, 1129, 1633, 2258, 3266, 5041, 10082, 25967, 51934, 80159, 115943, 160318, 231886, 1843657, 3687314, 5691289, 11382578, 130899647, 261799294]

約数ペア:

[(1, 261799294), (2, 130899647), (23, 11382578), (46, 5691289), (71, 3687314), (142, 1843657), (1129, 231886), (1633, 160318), (2258, 115943), (3266, 80159), (5041, 51934), (10082, 25967)]