9720685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 14031360

約数和(自身を除く): 4310675

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 463, 1105, 1235, 1615, 2315, 4199, 6019, 7871, 8797, 20995, 30095, 39355, 43985, 102323, 114361, 149549, 511615, 571805, 747745, 1944137, 9720685]

約数ペア:

[(1, 9720685), (5, 1944137), (13, 747745), (17, 571805), (19, 511615), (65, 149549), (85, 114361), (95, 102323), (221, 43985), (247, 39355), (323, 30095), (463, 20995), (1105, 8797), (1235, 7871), (1615, 6019), (2315, 4199)]