123391219

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{10067}}^1$

素因数の和:10194

約数の個数: 16

約数和(自身を含む): 150778368

約数和(自身を除く): 27387149

約数列:

[1, 7, 17, 103, 119, 721, 1751, 10067, 12257, 70469, 171139, 1036901, 1197973, 7258307, 17627317, 123391219]

約数ペア:

[(1, 123391219), (7, 17627317), (17, 7258307), (103, 1197973), (119, 1036901), (721, 171139), (1751, 70469), (10067, 12257)]