289339617

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{71389}}^1$

素因数の和:71592

約数の個数: 16

約数和(自身を含む): 443189120

約数和(自身を除く): 153849503

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 71389, 214167, 499723, 1499169, 13778077, 41334231, 96446539, 289339617]

約数ペア:

[(1, 289339617), (3, 96446539), (7, 41334231), (21, 13778077), (193, 1499169), (579, 499723), (1351, 214167), (4053, 71389)]