15967239

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 23566080

約数和(自身を除く): 7598841

約数列:

[1, 3, 19, 37, 57, 67, 111, 113, 201, 339, 703, 1273, 2109, 2147, 2479, 3819, 4181, 6441, 7437, 7571, 12543, 22713, 47101, 79439, 141303, 143849, 238317, 280127, 431547, 840381, 5322413, 15967239]

約数ペア:

[(1, 15967239), (3, 5322413), (19, 840381), (37, 431547), (57, 280127), (67, 238317), (111, 143849), (113, 141303), (201, 79439), (339, 47101), (703, 22713), (1273, 12543), (2109, 7571), (2147, 7437), (2479, 6441), (3819, 4181)]