389117335

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{199037}}^1$

素因数の和:199082

約数の個数: 16

約数和(自身を含む): 515906496

約数和(自身を除く): 126789161

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 199037, 995185, 3383629, 4577851, 16918145, 22889255, 77823467, 389117335]

約数ペア:

[(1, 389117335), (5, 77823467), (17, 22889255), (23, 16918145), (85, 4577851), (115, 3383629), (391, 995185), (1955, 199037)]