16630551

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:940

約数の個数: 36

約数和(自身を含む): 28626312

約数和(自身を除く): 11995761

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 387, 441, 877, 903, 2107, 2631, 2709, 6139, 6321, 7893, 18417, 18963, 37711, 42973, 55251, 113133, 128919, 263977, 339399, 386757, 791931, 1847839, 2375793, 5543517, 16630551]

約数ペア:

[(1, 16630551), (3, 5543517), (7, 2375793), (9, 1847839), (21, 791931), (43, 386757), (49, 339399), (63, 263977), (129, 128919), (147, 113133), (301, 55251), (387, 42973), (441, 37711), (877, 18963), (903, 18417), (2107, 7893), (2631, 6321), (2709, 6139)]