51381531

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{673}}^1$

素因数の和:1195

約数の個数: 24

約数和(自身を含む): 78858000

約数和(自身を除く): 27476469

約数列:

[1, 3, 9, 17, 51, 153, 499, 673, 1497, 2019, 4491, 6057, 8483, 11441, 25449, 34323, 76347, 102969, 335827, 1007481, 3022443, 5709059, 17127177, 51381531]

約数ペア:

[(1, 51381531), (3, 17127177), (9, 5709059), (17, 3022443), (51, 1007481), (153, 335827), (499, 102969), (673, 76347), (1497, 34323), (2019, 25449), (4491, 11441), (6057, 8483)]