81351585

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6299}}^1$

素因数の和:6358

約数の個数: 48

約数和(自身を含む): 165110400

約数和(自身を除く): 83758815

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 1435, 1845, 2583, 4305, 6299, 12915, 18897, 31495, 44093, 56691, 94485, 132279, 220465, 258259, 283455, 396837, 661395, 774777, 1291295, 1807813, 1984185, 2324331, 3873885, 5423439, 9039065, 11621655, 16270317, 27117195, 81351585]

約数ペア:

[(1, 81351585), (3, 27117195), (5, 16270317), (7, 11621655), (9, 9039065), (15, 5423439), (21, 3873885), (35, 2324331), (41, 1984185), (45, 1807813), (63, 1291295), (105, 774777), (123, 661395), (205, 396837), (287, 283455), (315, 258259), (369, 220465), (615, 132279), (861, 94485), (1435, 56691), (1845, 44093), (2583, 31495), (4305, 18897), (6299, 12915)]