390415115

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{23081}}^1$

素因数の和:23302

約数の個数: 16

約数和(自身を含む): 498571200

約数和(自身を除く): 108156085

約数列:

[1, 5, 17, 85, 199, 995, 3383, 16915, 23081, 115405, 392377, 1961885, 4593119, 22965595, 78083023, 390415115]

約数ペア:

[(1, 390415115), (5, 78083023), (17, 22965595), (85, 4593119), (199, 1961885), (995, 392377), (3383, 115405), (16915, 23081)]