140397887

素因数分解:

$7^2\times {\mathrm{811}}^1\times {\mathrm{3533}}^1$

素因数の和:4358

約数の個数: 12

約数和(自身を含む): 163567656

約数和(自身を除く): 23169769

約数列:

[1, 7, 49, 811, 3533, 5677, 24731, 39739, 173117, 2865263, 20056841, 140397887]

約数ペア:

[(1, 140397887), (7, 20056841), (49, 2865263), (811, 173117), (3533, 39739), (5677, 24731)]