66885833

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{71843}}^1$

素因数の和:71876

約数の個数: 12

約数和(自身を含む): 81902160

約数和(自身を除く): 15016327

約数列:

[1, 7, 19, 49, 133, 931, 71843, 502901, 1365017, 3520307, 9555119, 66885833]

約数ペア:

[(1, 66885833), (7, 9555119), (19, 3520307), (49, 1365017), (133, 502901), (931, 71843)]