12756317

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 15759360

約数和(自身を除く): 3003043

約数列:

[1, 7, 29, 47, 49, 191, 203, 329, 1337, 1363, 1421, 2303, 5539, 8977, 9359, 9541, 38773, 62839, 66787, 260333, 271411, 439873, 1822331, 12756317]

約数ペア:

[(1, 12756317), (7, 1822331), (29, 439873), (47, 271411), (49, 260333), (191, 66787), (203, 62839), (329, 38773), (1337, 9541), (1363, 9359), (1421, 8977), (2303, 5539)]