16689605

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1409}}^1$

素因数の和:1540

約数の個数: 16

約数和(自身を含む): 21116160

約数和(自身を除く): 4426555

約数列:

[1, 5, 23, 103, 115, 515, 1409, 2369, 7045, 11845, 32407, 145127, 162035, 725635, 3337921, 16689605]

約数ペア:

[(1, 16689605), (5, 3337921), (23, 725635), (103, 162035), (115, 145127), (515, 32407), (1409, 11845), (2369, 7045)]