251078399

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{1031}}^1$

素因数の和:1199

約数の個数: 24

約数和(自身を含む): 299147904

約数和(自身を除く): 48069505

約数列:

[1, 11, 13, 131, 143, 169, 1031, 1441, 1703, 1859, 11341, 13403, 18733, 22139, 135061, 147433, 174239, 243529, 1485671, 1755793, 1916629, 19313723, 22825309, 251078399]

約数ペア:

[(1, 251078399), (11, 22825309), (13, 19313723), (131, 1916629), (143, 1755793), (169, 1485671), (1031, 243529), (1441, 174239), (1703, 147433), (1859, 135061), (11341, 22139), (13403, 18733)]