7163721

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{1499}}^1$

素因数の和:1570

約数の個数: 20

約数和(自身を含む): 10890000

約数和(自身を除く): 3726279

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1499, 1593, 4497, 4779, 13491, 40473, 88441, 121419, 265323, 795969, 2387907, 7163721]

約数ペア:

[(1, 7163721), (3, 2387907), (9, 795969), (27, 265323), (59, 121419), (81, 88441), (177, 40473), (531, 13491), (1499, 4779), (1593, 4497)]