12620997

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3209}}^1$

素因数の和:3257

約数の個数: 24

約数和(自身を含む): 20030400

約数和(自身を除く): 7409403

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3209, 3933, 9627, 28881, 60971, 73807, 182913, 221421, 548739, 664263, 1402333, 4206999, 12620997]

約数ペア:

[(1, 12620997), (3, 4206999), (9, 1402333), (19, 664263), (23, 548739), (57, 221421), (69, 182913), (171, 73807), (207, 60971), (437, 28881), (1311, 9627), (3209, 3933)]