2149331215

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{127217}}^1$

素因数の和:127362

約数の個数: 16

約数和(自身を含む): 2686844160

約数和(自身を除く): 537512945

約数列:

[1, 5, 31, 109, 155, 545, 3379, 16895, 127217, 636085, 3943727, 13866653, 19718635, 69333265, 429866243, 2149331215]

約数ペア:

[(1, 2149331215), (5, 429866243), (31, 69333265), (109, 19718635), (155, 13866653), (545, 3943727), (3379, 636085), (16895, 127217)]