128567313

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{34589}}^1$

素因数の和:34661

約数の個数: 24

約数和(自身を含む): 215841600

約数和(自身を除く): 87274287

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 34589, 103767, 242123, 311301, 726369, 2040751, 2179107, 6122253, 14285257, 18366759, 42855771, 128567313]

約数ペア:

[(1, 128567313), (3, 42855771), (7, 18366759), (9, 14285257), (21, 6122253), (59, 2179107), (63, 2040751), (177, 726369), (413, 311301), (531, 242123), (1239, 103767), (3717, 34589)]