2008279945

素因数分解:

$5^1\times 7^2\times {\mathrm{661}}^1\times {\mathrm{12401}}^1$

素因数の和:13081

約数の個数: 24

約数和(自身を含む): 2807862408

約数和(自身を除く): 799582463

約数列:

[1, 5, 7, 35, 49, 245, 661, 3305, 4627, 12401, 23135, 32389, 62005, 86807, 161945, 434035, 607649, 3038245, 8197061, 40985305, 57379427, 286897135, 401655989, 2008279945]

約数ペア:

[(1, 2008279945), (5, 401655989), (7, 286897135), (35, 57379427), (49, 40985305), (245, 8197061), (661, 3038245), (3305, 607649), (4627, 434035), (12401, 161945), (23135, 86807), (32389, 62005)]