12620811

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{439}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 19810560

約数和(自身を除く): 7189749

約数列:

[1, 3, 7, 21, 37, 111, 259, 439, 777, 1317, 1369, 3073, 4107, 9219, 9583, 16243, 28749, 48729, 113701, 341103, 600991, 1802973, 4206937, 12620811]

約数ペア:

[(1, 12620811), (3, 4206937), (7, 1802973), (21, 600991), (37, 341103), (111, 113701), (259, 48729), (439, 28749), (777, 16243), (1317, 9583), (1369, 9219), (3073, 4107)]