2247345

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:227

約数の個数: 40

約数和(自身を含む): 4181760

約数和(自身を除く): 1934415

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 179, 279, 405, 465, 537, 837, 895, 1395, 1611, 2511, 2685, 4185, 4833, 5549, 8055, 12555, 14499, 16647, 24165, 27745, 49941, 72495, 83235, 149823, 249705, 449469, 749115, 2247345]

約数ペア:

[(1, 2247345), (3, 749115), (5, 449469), (9, 249705), (15, 149823), (27, 83235), (31, 72495), (45, 49941), (81, 27745), (93, 24165), (135, 16647), (155, 14499), (179, 12555), (279, 8055), (405, 5549), (465, 4833), (537, 4185), (837, 2685), (895, 2511), (1395, 1611)]