25389221

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4129}}^1$

素因数の和:4196

約数の個数: 16

約数和(自身を含む): 30528960

約数和(自身を除く): 5139739

約数列:

[1, 11, 13, 43, 143, 473, 559, 4129, 6149, 45419, 53677, 177547, 590447, 1953017, 2308111, 25389221]

約数ペア:

[(1, 25389221), (11, 2308111), (13, 1953017), (43, 590447), (143, 177547), (473, 53677), (559, 45419), (4129, 6149)]