726703731

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{690127}}^1$

素因数の和:690152

約数の個数: 20

約数和(自身を含む): 1169076832

約数和(自身を除く): 442373101

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 690127, 2070381, 6211143, 8971651, 18633429, 26914953, 55900287, 80744859, 242234577, 726703731]

約数ペア:

[(1, 726703731), (3, 242234577), (9, 80744859), (13, 55900287), (27, 26914953), (39, 18633429), (81, 8971651), (117, 6211143), (351, 2070381), (1053, 690127)]