13021881

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{821}}^1$

素因数の和:1152

約数の個数: 16

約数和(自身を含む): 18465408

約数和(自身を除く): 5443527

約数列:

[1, 3, 17, 51, 311, 821, 933, 2463, 5287, 13957, 15861, 41871, 255331, 765993, 4340627, 13021881]

約数ペア:

[(1, 13021881), (3, 4340627), (17, 765993), (51, 255331), (311, 41871), (821, 15861), (933, 13957), (2463, 5287)]