12940767

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{569}}^1$

素因数の和:620

約数の個数: 36

約数和(自身を含む): 22585680

約数和(自身を除く): 9644913

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 361, 399, 569, 1083, 1197, 1707, 2527, 3249, 3983, 5121, 7581, 10811, 11949, 22743, 32433, 35847, 75677, 97299, 205409, 227031, 616227, 681093, 1437863, 1848681, 4313589, 12940767]

約数ペア:

[(1, 12940767), (3, 4313589), (7, 1848681), (9, 1437863), (19, 681093), (21, 616227), (57, 227031), (63, 205409), (133, 97299), (171, 75677), (361, 35847), (399, 32433), (569, 22743), (1083, 11949), (1197, 10811), (1707, 7581), (2527, 5121), (3249, 3983)]