16173969

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2341}}^1$

素因数の和:2405

約数の個数: 24

約数和(自身を含む): 25630848

約数和(自身を除く): 9456879

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 2341, 6909, 7023, 16387, 49161, 110027, 114709, 330081, 344127, 770189, 2310567, 5391323, 16173969]

約数ペア:

[(1, 16173969), (3, 5391323), (7, 2310567), (21, 770189), (47, 344127), (49, 330081), (141, 114709), (147, 110027), (329, 49161), (987, 16387), (2303, 7023), (2341, 6909)]