28632447

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 46126080

約数和(自身を除く): 17493633

約数列:

[1, 3, 9, 23, 27, 47, 69, 81, 109, 141, 207, 243, 327, 423, 621, 981, 1081, 1269, 1863, 2507, 2943, 3243, 3807, 5123, 5589, 7521, 8829, 9729, 11421, 15369, 22563, 26487, 29187, 46107, 67689, 87561, 117829, 138321, 203067, 262683, 353487, 414963, 609201, 1060461, 1244889, 3181383, 9544149, 28632447]

約数ペア:

[(1, 28632447), (3, 9544149), (9, 3181383), (23, 1244889), (27, 1060461), (47, 609201), (69, 414963), (81, 353487), (109, 262683), (141, 203067), (207, 138321), (243, 117829), (327, 87561), (423, 67689), (621, 46107), (981, 29187), (1081, 26487), (1269, 22563), (1863, 15369), (2507, 11421), (2943, 9729), (3243, 8829), (3807, 7521), (5123, 5589)]