165388639

素因数分解:

${\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{6481}}^1$

素因数の和:6658

約数の個数: 12

約数和(自身を含む): 180303312

約数和(自身を除く): 14914673

約数列:

[1, 13, 151, 169, 1963, 6481, 25519, 84253, 978631, 1095289, 12722203, 165388639]

約数ペア:

[(1, 165388639), (13, 12722203), (151, 1095289), (169, 978631), (1963, 84253), (6481, 25519)]