256215531

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{597239}}^1$

素因数の和:597266

約数の個数: 16

約数和(自身を含む): 401345280

約数和(自身を除く): 145129749

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 597239, 1791717, 6569629, 7764107, 19708887, 23292321, 85405177, 256215531]

約数ペア:

[(1, 256215531), (3, 85405177), (11, 23292321), (13, 19708887), (33, 7764107), (39, 6569629), (143, 1791717), (429, 597239)]