81011189

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{3701}}^1$

素因数の和:3820

約数の個数: 16

約数和(自身を含む): 95955840

約数和(自身を除く): 14944651

約数列:

[1, 7, 53, 59, 371, 413, 3127, 3701, 21889, 25907, 196153, 218359, 1373071, 1528513, 11573027, 81011189]

約数ペア:

[(1, 81011189), (7, 11573027), (53, 1528513), (59, 1373071), (371, 218359), (413, 196153), (3127, 25907), (3701, 21889)]