90646785

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42859}}^1$

素因数の和:42917

約数の個数: 24

約数和(自身を含む): 160467840

約数和(自身を除く): 69821055

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 42859, 128577, 214295, 385731, 642885, 1928655, 2014373, 6043119, 10071865, 18129357, 30215595, 90646785]

約数ペア:

[(1, 90646785), (3, 30215595), (5, 18129357), (9, 10071865), (15, 6043119), (45, 2014373), (47, 1928655), (141, 642885), (235, 385731), (423, 214295), (705, 128577), (2115, 42859)]