168761879

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{3947}}^1$

素因数の和:4007

約数の個数: 24

約数和(自身を含む): 208075392

約数和(自身を除く): 39313513

約数列:

[1, 11, 13, 23, 143, 169, 253, 299, 1859, 3289, 3887, 3947, 42757, 43417, 51311, 90781, 564421, 667043, 998591, 1180153, 7337473, 12981683, 15341989, 168761879]

約数ペア:

[(1, 168761879), (11, 15341989), (13, 12981683), (23, 7337473), (143, 1180153), (169, 998591), (253, 667043), (299, 564421), (1859, 90781), (3289, 51311), (3887, 43417), (3947, 42757)]