27980362

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{3671}}^1$

素因数の和:3813

約数の個数: 16

約数和(自身を含む): 43535232

約数和(自身を除く): 15554870

約数列:

[1, 2, 37, 74, 103, 206, 3671, 3811, 7342, 7622, 135827, 271654, 378113, 756226, 13990181, 27980362]

約数ペア:

[(1, 27980362), (2, 13990181), (37, 756226), (74, 378113), (103, 271654), (206, 135827), (3671, 7622), (3811, 7342)]