28439402

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{2207}}^1$

素因数の和:2605

約数の個数: 16

約数和(自身を含む): 45308160

約数和(自身を除く): 16868758

約数列:

[1, 2, 17, 34, 379, 758, 2207, 4414, 6443, 12886, 37519, 75038, 836453, 1672906, 14219701, 28439402]

約数ペア:

[(1, 28439402), (2, 14219701), (17, 1672906), (34, 836453), (379, 75038), (758, 37519), (2207, 12886), (4414, 6443)]