39897902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{2803}}^1$

素因数の和:3463

約数の個数: 16

約数和(自身を含む): 65411712

約数和(自身を除く): 25513810

約数列:

[1, 2, 11, 22, 647, 1294, 2803, 5606, 7117, 14234, 30833, 61666, 1813541, 3627082, 19948951, 39897902]

約数ペア:

[(1, 39897902), (2, 19948951), (11, 3627082), (22, 1813541), (647, 61666), (1294, 30833), (2803, 14234), (5606, 7117)]