261000131

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{20231}}^1$

素因数の和:20354

約数の個数: 16

約数和(自身を含む): 317237760

約数和(自身を除く): 56237629

約数列:

[1, 7, 19, 97, 133, 679, 1843, 12901, 20231, 141617, 384389, 1962407, 2690723, 13736849, 37285733, 261000131]

約数ペア:

[(1, 261000131), (7, 37285733), (19, 13736849), (97, 2690723), (133, 1962407), (679, 384389), (1843, 141617), (12901, 20231)]