66997521

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{811}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 99057504

約数和(自身を除く): 32059983

約数列:

[1, 3, 9, 67, 137, 201, 411, 603, 811, 1233, 2433, 7299, 9179, 27537, 54337, 82611, 111107, 163011, 333321, 489033, 999963, 7444169, 22332507, 66997521]

約数ペア:

[(1, 66997521), (3, 22332507), (9, 7444169), (67, 999963), (137, 489033), (201, 333321), (411, 163011), (603, 111107), (811, 82611), (1233, 54337), (2433, 27537), (7299, 9179)]