13902665

素因数分解:

$5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{809}}^1$

素因数の和:1312

約数の個数: 16

約数和(自身を含む): 19128960

約数和(自身を除く): 5226295

約数列:

[1, 5, 7, 35, 491, 809, 2455, 3437, 4045, 5663, 17185, 28315, 397219, 1986095, 2780533, 13902665]

約数ペア:

[(1, 13902665), (5, 2780533), (7, 1986095), (35, 397219), (491, 28315), (809, 17185), (2455, 5663), (3437, 4045)]