12539891

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3361}}^1$

素因数の和:3422

約数の個数: 16

約数和(自身を含む): 15814848

約数和(自身を除く): 3274957

約数列:

[1, 7, 13, 41, 91, 287, 533, 3361, 3731, 23527, 43693, 137801, 305851, 964607, 1791413, 12539891]

約数ペア:

[(1, 12539891), (7, 1791413), (13, 964607), (41, 305851), (91, 137801), (287, 43693), (533, 23527), (3361, 3731)]