418347

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:119

約数の個数: 24

約数和(自身を含む): 658944

約数和(自身を除く): 240597

約数列:

[1, 3, 9, 23, 43, 47, 69, 129, 141, 207, 387, 423, 989, 1081, 2021, 2967, 3243, 6063, 8901, 9729, 18189, 46483, 139449, 418347]

約数ペア:

[(1, 418347), (3, 139449), (9, 46483), (23, 18189), (43, 9729), (47, 8901), (69, 6063), (129, 3243), (141, 2967), (207, 2021), (387, 1081), (423, 989)]