16968789

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 25328160

約数和(自身を除く): 8359371

約数列:

[1, 3, 9, 43, 129, 163, 269, 387, 489, 807, 1467, 2421, 7009, 11567, 21027, 34701, 43847, 63081, 104103, 131541, 394623, 1885421, 5656263, 16968789]

約数ペア:

[(1, 16968789), (3, 5656263), (9, 1885421), (43, 394623), (129, 131541), (163, 104103), (269, 63081), (387, 43847), (489, 34701), (807, 21027), (1467, 11567), (2421, 7009)]