320480889

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{47969}}^1$

素因数の和:48120

約数の個数: 16

約数和(自身を含む): 455906880

約数和(自身を除く): 135425991

約数列:

[1, 3, 17, 51, 131, 393, 2227, 6681, 47969, 143907, 815473, 2446419, 6283939, 18851817, 106826963, 320480889]

約数ペア:

[(1, 320480889), (3, 106826963), (17, 18851817), (51, 6283939), (131, 2446419), (393, 815473), (2227, 143907), (6681, 47969)]