27805995

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2153}}^1$

素因数の和:2212

約数の個数: 48

約数和(自身を含む): 56452032

約数和(自身を除く): 28646037

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 1435, 1845, 2153, 2583, 4305, 6459, 10765, 12915, 15071, 19377, 32295, 45213, 75355, 88273, 96885, 135639, 226065, 264819, 441365, 617911, 678195, 794457, 1324095, 1853733, 3089555, 3972285, 5561199, 9268665, 27805995]

約数ペア:

[(1, 27805995), (3, 9268665), (5, 5561199), (7, 3972285), (9, 3089555), (15, 1853733), (21, 1324095), (35, 794457), (41, 678195), (45, 617911), (63, 441365), (105, 264819), (123, 226065), (205, 135639), (287, 96885), (315, 88273), (369, 75355), (615, 45213), (861, 32295), (1435, 19377), (1845, 15071), (2153, 12915), (2583, 10765), (4305, 6459)]