81152967

素因数分解:

$3^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{1993}}^1$

素因数の和:2287

約数の個数: 24

約数和(自身を含む): 126387696

約数和(自身を除く): 45234729

約数列:

[1, 3, 7, 21, 49, 147, 277, 831, 1939, 1993, 5817, 5979, 13573, 13951, 40719, 41853, 97657, 292971, 552061, 1656183, 3864427, 11593281, 27050989, 81152967]

約数ペア:

[(1, 81152967), (3, 27050989), (7, 11593281), (21, 3864427), (49, 1656183), (147, 552061), (277, 292971), (831, 97657), (1939, 41853), (1993, 40719), (5817, 13951), (5979, 13573)]