243025731

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{18713}}^1$

素因数の和:18772

約数の個数: 32

約数和(自身を含む): 398233920

約数和(自身を除く): 155208189

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 999, 1443, 4329, 12987, 18713, 56139, 168417, 243269, 505251, 692381, 729807, 2077143, 2189421, 6231429, 6568263, 9000953, 18694287, 27002859, 81008577, 243025731]

約数ペア:

[(1, 243025731), (3, 81008577), (9, 27002859), (13, 18694287), (27, 9000953), (37, 6568263), (39, 6231429), (111, 2189421), (117, 2077143), (333, 729807), (351, 692381), (481, 505251), (999, 243269), (1443, 168417), (4329, 56139), (12987, 18713)]