159781617

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{2297}}^1$

素因数の和:2493

約数の個数: 24

約数和(自身を含む): 236602080

約数和(自身を除く): 76820463

約数列:

[1, 3, 9, 59, 131, 177, 393, 531, 1179, 2297, 6891, 7729, 20673, 23187, 69561, 135523, 300907, 406569, 902721, 1219707, 2708163, 17753513, 53260539, 159781617]

約数ペア:

[(1, 159781617), (3, 53260539), (9, 17753513), (59, 2708163), (131, 1219707), (177, 902721), (393, 406569), (531, 300907), (1179, 135523), (2297, 69561), (6891, 23187), (7729, 20673)]