71265987

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{67679}}^1$

素因数の和:67704

約数の個数: 20

約数和(自身を含む): 114649920

約数和(自身を除く): 43383933

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 67679, 203037, 609111, 879827, 1827333, 2639481, 5481999, 7918443, 23755329, 71265987]

約数ペア:

[(1, 71265987), (3, 23755329), (9, 7918443), (13, 5481999), (27, 2639481), (39, 1827333), (81, 879827), (117, 609111), (351, 203037), (1053, 67679)]