28575876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{3121}}^1$

素因数の和:3244

約数の個数: 48

約数和(自身を含む): 76926080

約数和(自身を除く): 48350204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 109, 218, 327, 436, 654, 763, 1308, 1526, 2289, 3052, 3121, 4578, 6242, 9156, 9363, 12484, 18726, 21847, 37452, 43694, 65541, 87388, 131082, 262164, 340189, 680378, 1020567, 1360756, 2041134, 2381323, 4082268, 4762646, 7143969, 9525292, 14287938, 28575876]

約数ペア:

[(1, 28575876), (2, 14287938), (3, 9525292), (4, 7143969), (6, 4762646), (7, 4082268), (12, 2381323), (14, 2041134), (21, 1360756), (28, 1020567), (42, 680378), (84, 340189), (109, 262164), (218, 131082), (327, 87388), (436, 65541), (654, 43694), (763, 37452), (1308, 21847), (1526, 18726), (2289, 12484), (3052, 9363), (3121, 9156), (4578, 6242)]