13421965

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{281}}^1$

素因数の和:560

約数の個数: 16

約数和(自身を含む): 16628976

約数和(自身を除く): 3207011

約数列:

[1, 5, 41, 205, 233, 281, 1165, 1405, 9553, 11521, 47765, 57605, 65473, 327365, 2684393, 13421965]

約数ペア:

[(1, 13421965), (5, 2684393), (41, 327365), (205, 65473), (233, 57605), (281, 47765), (1165, 11521), (1405, 9553)]