51808617

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{17497}}^1$

素因数の和:17557

約数の個数: 24

約数和(自身を含む): 87350016

約数和(自身を除く): 35541399

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 17497, 52491, 122479, 157473, 367437, 822359, 1102311, 2467077, 5756513, 7401231, 17269539, 51808617]

約数ペア:

[(1, 51808617), (3, 17269539), (7, 7401231), (9, 5756513), (21, 2467077), (47, 1102311), (63, 822359), (141, 367437), (329, 157473), (423, 122479), (987, 52491), (2961, 17497)]