320804985

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{5303}}^1$

素因数の和:5457

約数の個数: 32

約数和(自身を含む): 532097280

約数和(自身を除く): 211292295

約数列:

[1, 3, 5, 15, 37, 109, 111, 185, 327, 545, 555, 1635, 4033, 5303, 12099, 15909, 20165, 26515, 60495, 79545, 196211, 578027, 588633, 981055, 1734081, 2890135, 2943165, 8670405, 21386999, 64160997, 106934995, 320804985]

約数ペア:

[(1, 320804985), (3, 106934995), (5, 64160997), (15, 21386999), (37, 8670405), (109, 2943165), (111, 2890135), (185, 1734081), (327, 981055), (545, 588633), (555, 578027), (1635, 196211), (4033, 79545), (5303, 60495), (12099, 26515), (15909, 20165)]