278236045

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{10687}}^1$

素因数の和:10860

約数の個数: 16

約数和(自身を含む): 344752128

約数和(自身を除く): 66516083

約数列:

[1, 5, 41, 127, 205, 635, 5207, 10687, 26035, 53435, 438167, 1357249, 2190835, 6786245, 55647209, 278236045]

約数ペア:

[(1, 278236045), (5, 55647209), (41, 6786245), (127, 2190835), (205, 1357249), (635, 438167), (5207, 53435), (10687, 26035)]