254345661

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{20143}}^1$

素因数の和:20233

約数の個数: 24

約数和(自身を含む): 389665536

約数和(自身を除く): 135319875

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 549, 1403, 4209, 12627, 20143, 60429, 181287, 463289, 1228723, 1389867, 3686169, 4169601, 11058507, 28260629, 84781887, 254345661]

約数ペア:

[(1, 254345661), (3, 84781887), (9, 28260629), (23, 11058507), (61, 4169601), (69, 3686169), (183, 1389867), (207, 1228723), (549, 463289), (1403, 181287), (4209, 60429), (12627, 20143)]