16989665

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{44129}}^1$

素因数の和:44152

約数の個数: 16

約数和(自身を含む): 25418880

約数和(自身を除く): 8429215

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 44129, 220645, 308903, 485419, 1544515, 2427095, 3397933, 16989665]

約数ペア:

[(1, 16989665), (5, 3397933), (7, 2427095), (11, 1544515), (35, 485419), (55, 308903), (77, 220645), (385, 44129)]