258889167

素因数分解:

$3^2\times {\mathrm{1481}}^1\times {\mathrm{19423}}^1$

素因数の和:20910

約数の個数: 12

約数和(自身を含む): 374222784

約数和(自身を除く): 115333617

約数列:

[1, 3, 9, 1481, 4443, 13329, 19423, 58269, 174807, 28765463, 86296389, 258889167]

約数ペア:

[(1, 258889167), (3, 86296389), (9, 28765463), (1481, 174807), (4443, 58269), (13329, 19423)]