311917239

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{467}}^1\times {\mathrm{1579}}^1$

素因数の和:2099

約数の個数: 24

約数和(自身を含む): 461410560

約数和(自身を除く): 149493321

約数列:

[1, 3, 9, 47, 141, 423, 467, 1401, 1579, 4203, 4737, 14211, 21949, 65847, 74213, 197541, 222639, 667917, 737393, 2212179, 6636537, 34657471, 103972413, 311917239]

約数ペア:

[(1, 311917239), (3, 103972413), (9, 34657471), (47, 6636537), (141, 2212179), (423, 737393), (467, 667917), (1401, 222639), (1579, 197541), (4203, 74213), (4737, 65847), (14211, 21949)]