319097495

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{16879}}^1$

素因数の和:17102

約数の個数: 16

約数和(自身を含む): 405120000

約数和(自身を除く): 86022505

約数列:

[1, 5, 19, 95, 199, 995, 3781, 16879, 18905, 84395, 320701, 1603505, 3358921, 16794605, 63819499, 319097495]

約数ペア:

[(1, 319097495), (5, 63819499), (19, 16794605), (95, 3358921), (199, 1603505), (995, 320701), (3781, 84395), (16879, 18905)]