681036774

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{347}}^1$

素因数の和:721

約数の個数: 64

約数和(自身を含む): 1508170752

約数和(自身を除く): 827133978

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 131, 227, 262, 347, 393, 454, 681, 694, 786, 1041, 1362, 1441, 2082, 2497, 2882, 3817, 4323, 4994, 7491, 7634, 8646, 11451, 14982, 22902, 29737, 45457, 59474, 78769, 89211, 90914, 136371, 157538, 178422, 236307, 272742, 327107, 472614, 500027, 654214, 866459, 981321, 1000054, 1500081, 1732918, 1962642, 2599377, 3000162, 5198754, 10318739, 20637478, 30956217, 61912434, 113506129, 227012258, 340518387, 681036774]

約数ペア:

[(1, 681036774), (2, 340518387), (3, 227012258), (6, 113506129), (11, 61912434), (22, 30956217), (33, 20637478), (66, 10318739), (131, 5198754), (227, 3000162), (262, 2599377), (347, 1962642), (393, 1732918), (454, 1500081), (681, 1000054), (694, 981321), (786, 866459), (1041, 654214), (1362, 500027), (1441, 472614), (2082, 327107), (2497, 272742), (2882, 236307), (3817, 178422), (4323, 157538), (4994, 136371), (7491, 90914), (7634, 89211), (8646, 78769), (11451, 59474), (14982, 45457), (22902, 29737)]