193712841

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{180871}}^1$

素因数の和:180901

約数の個数: 24

約数和(自身を含む): 338592384

約数和(自身を除く): 144879543

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 180871, 542613, 1266097, 1627839, 3074807, 3798291, 9224421, 11394873, 21523649, 27673263, 64570947, 193712841]

約数ペア:

[(1, 193712841), (3, 64570947), (7, 27673263), (9, 21523649), (17, 11394873), (21, 9224421), (51, 3798291), (63, 3074807), (119, 1627839), (153, 1266097), (357, 542613), (1071, 180871)]