18347607

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 29237760

約数和(自身を除く): 10890153

約数列:

[1, 3, 9, 17, 27, 51, 71, 153, 213, 459, 563, 639, 1207, 1689, 1917, 3621, 5067, 9571, 10863, 15201, 28713, 32589, 39973, 86139, 119919, 258417, 359757, 679541, 1079271, 2038623, 6115869, 18347607]

約数ペア:

[(1, 18347607), (3, 6115869), (9, 2038623), (17, 1079271), (27, 679541), (51, 359757), (71, 258417), (153, 119919), (213, 86139), (459, 39973), (563, 32589), (639, 28713), (1207, 15201), (1689, 10863), (1917, 9571), (3621, 5067)]