220140123

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{616639}}^1$

素因数の和:616666

約数の個数: 16

約数和(自身を含む): 355184640

約数和(自身を除く): 135044517

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 616639, 1849917, 4316473, 10482863, 12949419, 31448589, 73380041, 220140123]

約数ペア:

[(1, 220140123), (3, 73380041), (7, 31448589), (17, 12949419), (21, 10482863), (51, 4316473), (119, 1849917), (357, 616639)]