9920265

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{38903}}^1$

素因数の和:38928

約数の個数: 16

約数和(自身を含む): 16806528

約数和(自身を除く): 6886263

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 38903, 116709, 194515, 583545, 661351, 1984053, 3306755, 9920265]

約数ペア:

[(1, 9920265), (3, 3306755), (5, 1984053), (15, 661351), (17, 583545), (51, 194515), (85, 116709), (255, 38903)]