208075087

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 260385120

約数和(自身を除く): 52310033

約数列:

[1, 11, 17, 29, 37, 61, 187, 289, 319, 407, 493, 629, 671, 1037, 1073, 1769, 2257, 3179, 5423, 6919, 8381, 10693, 11407, 11803, 17629, 18241, 19459, 24827, 30073, 38369, 65453, 92191, 117623, 193919, 200651, 310097, 330803, 422059, 511241, 652273, 719983, 1112701, 3411067, 5623651, 7175003, 12239711, 18915917, 208075087]

約数ペア:

[(1, 208075087), (11, 18915917), (17, 12239711), (29, 7175003), (37, 5623651), (61, 3411067), (187, 1112701), (289, 719983), (319, 652273), (407, 511241), (493, 422059), (629, 330803), (671, 310097), (1037, 200651), (1073, 193919), (1769, 117623), (2257, 92191), (3179, 65453), (5423, 38369), (6919, 30073), (8381, 24827), (10693, 19459), (11407, 18241), (11803, 17629)]