221279123

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{9721}}^1$

素因数の和:9854

約数の個数: 16

約数和(自身を含む): 254794176

約数和(自身を除く): 33515053

約数列:

[1, 13, 17, 103, 221, 1339, 1751, 9721, 22763, 126373, 165257, 1001263, 2148341, 13016419, 17021471, 221279123]

約数ペア:

[(1, 221279123), (13, 17021471), (17, 13016419), (103, 2148341), (221, 1001263), (1339, 165257), (1751, 126373), (9721, 22763)]