668760633

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{2939}}^1$

素因数の和:3269

約数の個数: 24

約数和(自身を含む): 978737760

約数和(自身を除く): 309977127

約数列:

[1, 3, 9, 131, 193, 393, 579, 1179, 1737, 2939, 8817, 25283, 26451, 75849, 227547, 385009, 567227, 1155027, 1701681, 3465081, 5105043, 74306737, 222920211, 668760633]

約数ペア:

[(1, 668760633), (3, 222920211), (9, 74306737), (131, 5105043), (193, 3465081), (393, 1701681), (579, 1155027), (1179, 567227), (1737, 385009), (2939, 227547), (8817, 75849), (25283, 26451)]