28990944

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{2341}}^1$

素因数の和:2400

約数の個数: 72

約数和(自身を含む): 84396312

約数和(自身を除く): 55405368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 2064, 2341, 3096, 4128, 4682, 6192, 7023, 9364, 12384, 14046, 18728, 21069, 28092, 37456, 42138, 56184, 74912, 84276, 100663, 112368, 168552, 201326, 224736, 301989, 337104, 402652, 603978, 674208, 805304, 905967, 1207956, 1610608, 1811934, 2415912, 3221216, 3623868, 4831824, 7247736, 9663648, 14495472, 28990944]

約数ペア:

[(1, 28990944), (2, 14495472), (3, 9663648), (4, 7247736), (6, 4831824), (8, 3623868), (9, 3221216), (12, 2415912), (16, 1811934), (18, 1610608), (24, 1207956), (32, 905967), (36, 805304), (43, 674208), (48, 603978), (72, 402652), (86, 337104), (96, 301989), (129, 224736), (144, 201326), (172, 168552), (258, 112368), (288, 100663), (344, 84276), (387, 74912), (516, 56184), (688, 42138), (774, 37456), (1032, 28092), (1376, 21069), (1548, 18728), (2064, 14046), (2341, 12384), (3096, 9364), (4128, 7023), (4682, 6192)]