2722187

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:242

約数の個数: 16

約数和(自身を含む): 3144960

約数和(自身を除く): 422773

約数列:

[1, 13, 19, 103, 107, 247, 1339, 1391, 1957, 2033, 11021, 25441, 26429, 143273, 209399, 2722187]

約数ペア:

[(1, 2722187), (13, 209399), (19, 143273), (103, 26429), (107, 25441), (247, 11021), (1339, 2033), (1391, 1957)]