28857576

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{389}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 79185600

約数和(自身を除く): 50328024

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 281, 389, 562, 778, 843, 1124, 1167, 1556, 1686, 2248, 2334, 3091, 3112, 3372, 4279, 4668, 6182, 6744, 8558, 9273, 9336, 12364, 12837, 17116, 18546, 24728, 25674, 34232, 37092, 51348, 74184, 102696, 109309, 218618, 327927, 437236, 655854, 874472, 1202399, 1311708, 2404798, 2623416, 3607197, 4809596, 7214394, 9619192, 14428788, 28857576]

約数ペア:

[(1, 28857576), (2, 14428788), (3, 9619192), (4, 7214394), (6, 4809596), (8, 3607197), (11, 2623416), (12, 2404798), (22, 1311708), (24, 1202399), (33, 874472), (44, 655854), (66, 437236), (88, 327927), (132, 218618), (264, 109309), (281, 102696), (389, 74184), (562, 51348), (778, 37092), (843, 34232), (1124, 25674), (1167, 24728), (1556, 18546), (1686, 17116), (2248, 12837), (2334, 12364), (3091, 9336), (3112, 9273), (3372, 8558), (4279, 6744), (4668, 6182)]