128841505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{13127}}^1$

素因数の和:13296

約数の個数: 16

約数和(自身を含む): 167618304

約数和(自身を除く): 38776799

約数列:

[1, 5, 13, 65, 151, 755, 1963, 9815, 13127, 65635, 170651, 853255, 1982177, 9910885, 25768301, 128841505]

約数ペア:

[(1, 128841505), (5, 25768301), (13, 9910885), (65, 1982177), (151, 853255), (755, 170651), (1963, 65635), (9815, 13127)]