28337445

素因数分解:

$3^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 51734592

約数和(自身を除く): 23397147

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 83, 135, 243, 249, 281, 405, 415, 747, 843, 1215, 1245, 1405, 2241, 2529, 3735, 4215, 6723, 7587, 11205, 12645, 20169, 22761, 23323, 33615, 37935, 68283, 69969, 100845, 113805, 116615, 209907, 341415, 349845, 629721, 1049535, 1889163, 3148605, 5667489, 9445815, 28337445]

約数ペア:

[(1, 28337445), (3, 9445815), (5, 5667489), (9, 3148605), (15, 1889163), (27, 1049535), (45, 629721), (81, 349845), (83, 341415), (135, 209907), (243, 116615), (249, 113805), (281, 100845), (405, 69969), (415, 68283), (747, 37935), (843, 33615), (1215, 23323), (1245, 22761), (1405, 20169), (2241, 12645), (2529, 11205), (3735, 7587), (4215, 6723)]