2816075805

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{140839}}^1$

素因数の和:140921

約数の個数: 32

約数和(自身を含む): 4759265280

約数和(自身を除く): 1943189475

約数列:

[1, 3, 5, 15, 31, 43, 93, 129, 155, 215, 465, 645, 1333, 3999, 6665, 19995, 140839, 422517, 704195, 2112585, 4366009, 6056077, 13098027, 18168231, 21830045, 30280385, 65490135, 90841155, 187738387, 563215161, 938691935, 2816075805]

約数ペア:

[(1, 2816075805), (3, 938691935), (5, 563215161), (15, 187738387), (31, 90841155), (43, 65490135), (93, 30280385), (129, 21830045), (155, 18168231), (215, 13098027), (465, 6056077), (645, 4366009), (1333, 2112585), (3999, 704195), (6665, 422517), (19995, 140839)]