13403721

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2081}}^1$

素因数の和:2216

約数の個数: 16

約数和(自身を含む): 18987840

約数和(自身を除く): 5584119

約数列:

[1, 3, 19, 57, 113, 339, 2081, 2147, 6243, 6441, 39539, 118617, 235153, 705459, 4467907, 13403721]

約数ペア:

[(1, 13403721), (3, 4467907), (19, 705459), (57, 235153), (113, 118617), (339, 39539), (2081, 6441), (2147, 6243)]