120928457

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{587}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 139454784

約数和(自身を除く): 18526327

約数列:

[1, 13, 23, 53, 169, 299, 587, 689, 1219, 3887, 7631, 8957, 13501, 15847, 31111, 99203, 175513, 206011, 404443, 715553, 2281669, 5257759, 9302189, 120928457]

約数ペア:

[(1, 120928457), (13, 9302189), (23, 5257759), (53, 2281669), (169, 715553), (299, 404443), (587, 206011), (689, 175513), (1219, 99203), (3887, 31111), (7631, 15847), (8957, 13501)]