66639363

素因数分解:

$3^1\times 7^2\times {\mathrm{453329}}^1$

素因数の和:453346

約数の個数: 12

約数和(自身を含む): 103359240

約数和(自身を除く): 36719877

約数列:

[1, 3, 7, 21, 49, 147, 453329, 1359987, 3173303, 9519909, 22213121, 66639363]

約数ペア:

[(1, 66639363), (3, 22213121), (7, 9519909), (21, 3173303), (49, 1359987), (147, 453329)]