38218945

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{541}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 46828800

約数和(自身を除く): 8609855

約数列:

[1, 5, 71, 199, 355, 541, 995, 2705, 14129, 38411, 70645, 107659, 192055, 538295, 7643789, 38218945]

約数ペア:

[(1, 38218945), (5, 7643789), (71, 538295), (199, 192055), (355, 107659), (541, 70645), (995, 38411), (2705, 14129)]