128599885

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{31481}}^1$

素因数の和:31548

約数の個数: 16

約数和(自身を含む): 166224960

約数和(自身を除く): 37625075

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 31481, 157405, 598139, 1353683, 2990695, 6768415, 25719977, 128599885]

約数ペア:

[(1, 128599885), (5, 25719977), (19, 6768415), (43, 2990695), (95, 1353683), (215, 598139), (817, 157405), (4085, 31481)]