16678431

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{587}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 30820608

約数和(自身を除く): 14142177

約数列:

[1, 3, 7, 9, 11, 21, 33, 41, 63, 77, 99, 123, 231, 287, 369, 451, 587, 693, 861, 1353, 1761, 2583, 3157, 4059, 4109, 5283, 6457, 9471, 12327, 19371, 24067, 28413, 36981, 45199, 58113, 72201, 135597, 168469, 216603, 264737, 406791, 505407, 794211, 1516221, 1853159, 2382633, 5559477, 16678431]

約数ペア:

[(1, 16678431), (3, 5559477), (7, 2382633), (9, 1853159), (11, 1516221), (21, 794211), (33, 505407), (41, 406791), (63, 264737), (77, 216603), (99, 168469), (123, 135597), (231, 72201), (287, 58113), (369, 45199), (451, 36981), (587, 28413), (693, 24067), (861, 19371), (1353, 12327), (1761, 9471), (2583, 6457), (3157, 5283), (4059, 4109)]