12786939

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2437}}^1$

素因数の和:2507

約数の個数: 24

約数和(自身を含む): 20537712

約数和(自身を除く): 7750773

約数列:

[1, 3, 9, 11, 33, 53, 99, 159, 477, 583, 1749, 2437, 5247, 7311, 21933, 26807, 80421, 129161, 241263, 387483, 1162449, 1420771, 4262313, 12786939]

約数ペア:

[(1, 12786939), (3, 4262313), (9, 1420771), (11, 1162449), (33, 387483), (53, 241263), (99, 129161), (159, 80421), (477, 26807), (583, 21933), (1749, 7311), (2437, 5247)]