156657165

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{213139}}^1$

素因数の和:213161

約数の個数: 24

約数和(自身を含む): 291575520

約数和(自身を除く): 134918355

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 213139, 639417, 1065695, 1491973, 3197085, 4475919, 7459865, 10443811, 22379595, 31331433, 52219055, 156657165]

約数ペア:

[(1, 156657165), (3, 52219055), (5, 31331433), (7, 22379595), (15, 10443811), (21, 7459865), (35, 4475919), (49, 3197085), (105, 1491973), (147, 1065695), (245, 639417), (735, 213139)]