64505665

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97001}}^1$

素因数の和:97032

約数の個数: 16

約数和(自身を含む): 93121920

約数和(自身を除く): 28616255

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 97001, 485005, 679007, 1843019, 3395035, 9215095, 12901133, 64505665]

約数ペア:

[(1, 64505665), (5, 12901133), (7, 9215095), (19, 3395035), (35, 1843019), (95, 679007), (133, 485005), (665, 97001)]