28539657

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 42569280

約数和(自身を除く): 14029623

約数列:

[1, 3, 9, 59, 71, 177, 213, 531, 639, 757, 2271, 4189, 6813, 12567, 37701, 44663, 53747, 133989, 161241, 401967, 483723, 3171073, 9513219, 28539657]

約数ペア:

[(1, 28539657), (3, 9513219), (9, 3171073), (59, 483723), (71, 401967), (177, 161241), (213, 133989), (531, 53747), (639, 44663), (757, 37701), (2271, 12567), (4189, 6813)]