205940665

素因数分解:

$5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{80603}}^1$

素因数の和:80688

約数の個数: 16

約数和(自身を含む): 286305408

約数和(自身を除く): 80364743

約数列:

[1, 5, 7, 35, 73, 365, 511, 2555, 80603, 403015, 564221, 2821105, 5884019, 29420095, 41188133, 205940665]

約数ペア:

[(1, 205940665), (5, 41188133), (7, 29420095), (35, 5884019), (73, 2821105), (365, 564221), (511, 403015), (2555, 80603)]