16818957

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2621}}^1$

素因数の和:2681

約数の個数: 24

約数和(自身を含む): 26178048

約数和(自身を除く): 9359091

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 2621, 6417, 7863, 23589, 60283, 81251, 180849, 243753, 542547, 731259, 1868773, 5606319, 16818957]

約数ペア:

[(1, 16818957), (3, 5606319), (9, 1868773), (23, 731259), (31, 542547), (69, 243753), (93, 180849), (207, 81251), (279, 60283), (713, 23589), (2139, 7863), (2621, 6417)]