28121256

素因数分解:

$2^3\times 3^4\times {\mathrm{43397}}^1$

素因数の和:43415

約数の個数: 40

約数和(自身を含む): 78767370

約数和(自身を除く): 50646114

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 43397, 86794, 130191, 173588, 260382, 347176, 390573, 520764, 781146, 1041528, 1171719, 1562292, 2343438, 3124584, 3515157, 4686876, 7030314, 9373752, 14060628, 28121256]

約数ペア:

[(1, 28121256), (2, 14060628), (3, 9373752), (4, 7030314), (6, 4686876), (8, 3515157), (9, 3124584), (12, 2343438), (18, 1562292), (24, 1171719), (27, 1041528), (36, 781146), (54, 520764), (72, 390573), (81, 347176), (108, 260382), (162, 173588), (216, 130191), (324, 86794), (648, 43397)]