51728781

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{22481}}^1$

素因数の和:22556

約数の個数: 16

約数和(自身を含む): 75539520

約数和(自身を除く): 23810739

約数列:

[1, 3, 13, 39, 59, 177, 767, 2301, 22481, 67443, 292253, 876759, 1326379, 3979137, 17242927, 51728781]

約数ペア:

[(1, 51728781), (3, 17242927), (13, 3979137), (39, 1326379), (59, 876759), (177, 292253), (767, 67443), (2301, 22481)]