638830077

素因数分解:

$3^1\times {\mathrm{269}}^1\times {\mathrm{617}}^1\times {\mathrm{1283}}^1$

素因数の和:2172

約数の個数: 16

約数和(自身を含む): 856992960

約数和(自身を除く): 218162883

約数列:

[1, 3, 269, 617, 807, 1283, 1851, 3849, 165973, 345127, 497919, 791611, 1035381, 2374833, 212943359, 638830077]

約数ペア:

[(1, 638830077), (3, 212943359), (269, 2374833), (617, 1035381), (807, 791611), (1283, 497919), (1851, 345127), (3849, 165973)]