28987848

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{3121}}^1$

素因数の和:3179

約数の個数: 64

約数和(自身を含む): 82420800

約数和(自身を除く): 53432952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 129, 172, 216, 258, 344, 387, 516, 774, 1032, 1161, 1548, 2322, 3096, 3121, 4644, 6242, 9288, 9363, 12484, 18726, 24968, 28089, 37452, 56178, 74904, 84267, 112356, 134203, 168534, 224712, 268406, 337068, 402609, 536812, 674136, 805218, 1073624, 1207827, 1610436, 2415654, 3220872, 3623481, 4831308, 7246962, 9662616, 14493924, 28987848]

約数ペア:

[(1, 28987848), (2, 14493924), (3, 9662616), (4, 7246962), (6, 4831308), (8, 3623481), (9, 3220872), (12, 2415654), (18, 1610436), (24, 1207827), (27, 1073624), (36, 805218), (43, 674136), (54, 536812), (72, 402609), (86, 337068), (108, 268406), (129, 224712), (172, 168534), (216, 134203), (258, 112356), (344, 84267), (387, 74904), (516, 56178), (774, 37452), (1032, 28089), (1161, 24968), (1548, 18726), (2322, 12484), (3096, 9363), (3121, 9288), (4644, 6242)]