66872239

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{883}}^1$

素因数の和:1270

約数の個数: 16

約数和(自身を含む): 79206400

約数和(自身を除く): 12334161

約数列:

[1, 7, 31, 217, 349, 883, 2443, 6181, 10819, 27373, 75733, 191611, 308167, 2157169, 9553177, 66872239]

約数ペア:

[(1, 66872239), (7, 9553177), (31, 2157169), (217, 308167), (349, 191611), (883, 75733), (2443, 27373), (6181, 10819)]