261569254

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{10177}}^1$

素因数の和:10431

約数の個数: 16

約数和(自身を含む): 400117536

約数和(自身を除く): 138548282

約数列:

[1, 2, 71, 142, 181, 362, 10177, 12851, 20354, 25702, 722567, 1445134, 1842037, 3684074, 130784627, 261569254]

約数ペア:

[(1, 261569254), (2, 130784627), (71, 3684074), (142, 1842037), (181, 1445134), (362, 722567), (10177, 25702), (12851, 20354)]