12905655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6469}}^1$

素因数の和:6503

約数の個数: 32

約数和(自身を含む): 24844800

約数和(自身を除く): 11939145

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 6469, 19407, 32345, 45283, 97035, 122911, 135849, 226415, 368733, 614555, 679245, 860377, 1843665, 2581131, 4301885, 12905655]

約数ペア:

[(1, 12905655), (3, 4301885), (5, 2581131), (7, 1843665), (15, 860377), (19, 679245), (21, 614555), (35, 368733), (57, 226415), (95, 135849), (105, 122911), (133, 97035), (285, 45283), (399, 32345), (665, 19407), (1995, 6469)]