51258987

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{48679}}^1$

素因数の和:48704

約数の個数: 20

約数和(自身を含む): 82463920

約数和(自身を除く): 31204933

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 48679, 146037, 438111, 632827, 1314333, 1898481, 3942999, 5695443, 17086329, 51258987]

約数ペア:

[(1, 51258987), (3, 17086329), (9, 5695443), (13, 3942999), (27, 1898481), (39, 1314333), (81, 632827), (117, 438111), (351, 146037), (1053, 48679)]