51867945

素因数分解:

$3^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1543}}^1$

素因数の和:1643

約数の個数: 40

約数和(自身を含む): 94159296

約数和(自身を除く): 42291351

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 83, 135, 249, 405, 415, 747, 1245, 1543, 2241, 3735, 4629, 6723, 7715, 11205, 13887, 23145, 33615, 41661, 69435, 124983, 128069, 208305, 384207, 624915, 640345, 1152621, 1921035, 3457863, 5763105, 10373589, 17289315, 51867945]

約数ペア:

[(1, 51867945), (3, 17289315), (5, 10373589), (9, 5763105), (15, 3457863), (27, 1921035), (45, 1152621), (81, 640345), (83, 624915), (135, 384207), (249, 208305), (405, 128069), (415, 124983), (747, 69435), (1245, 41661), (1543, 33615), (2241, 23145), (3735, 13887), (4629, 11205), (6723, 7715)]