25641621

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1327}}^1$

素因数の和:1465

約数の個数: 24

約数和(自身を含む): 39361920

約数和(自身を除く): 13720299

約数列:

[1, 3, 9, 19, 57, 113, 171, 339, 1017, 1327, 2147, 3981, 6441, 11943, 19323, 25213, 75639, 149951, 226917, 449853, 1349559, 2849069, 8547207, 25641621]

約数ペア:

[(1, 25641621), (3, 8547207), (9, 2849069), (19, 1349559), (57, 449853), (113, 226917), (171, 149951), (339, 75639), (1017, 25213), (1327, 19323), (2147, 11943), (3981, 6441)]