258315921

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{29021}}^1$

素因数の和:29093

約数の個数: 24

約数和(自身を含む): 398414016

約数和(自身を除く): 140098095

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2967, 8901, 29021, 87063, 261189, 667483, 1247903, 2002449, 3743709, 6007347, 11231127, 28701769, 86105307, 258315921]

約数ペア:

[(1, 258315921), (3, 86105307), (9, 28701769), (23, 11231127), (43, 6007347), (69, 3743709), (129, 2002449), (207, 1247903), (387, 667483), (989, 261189), (2967, 87063), (8901, 29021)]