205325813

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{691}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 272636928

約数和(自身を除く): 67311115

約数列:

[1, 7, 11, 17, 77, 119, 187, 227, 691, 1309, 1589, 2497, 3859, 4837, 7601, 11747, 17479, 27013, 42449, 53207, 82229, 129217, 156857, 297143, 904519, 1097999, 1725427, 2666569, 12077989, 18665983, 29332259, 205325813]

約数ペア:

[(1, 205325813), (7, 29332259), (11, 18665983), (17, 12077989), (77, 2666569), (119, 1725427), (187, 1097999), (227, 904519), (691, 297143), (1309, 156857), (1589, 129217), (2497, 82229), (3859, 53207), (4837, 42449), (7601, 27013), (11747, 17479)]