238976487

素因数分解:

$3^4\times {\mathrm{277}}^1\times {\mathrm{10651}}^1$

素因数の和:10940

約数の個数: 20

約数和(自身を含む): 358311976

約数和(自身を除く): 119335489

約数列:

[1, 3, 9, 27, 81, 277, 831, 2493, 7479, 10651, 22437, 31953, 95859, 287577, 862731, 2950327, 8850981, 26552943, 79658829, 238976487]

約数ペア:

[(1, 238976487), (3, 79658829), (9, 26552943), (27, 8850981), (81, 2950327), (277, 862731), (831, 287577), (2493, 95859), (7479, 31953), (10651, 22437)]