81585

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{37}}^1$

素因数の和:62

約数の個数: 36

約数和(自身を含む): 168948

約数和(自身を除く): 87363

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 37, 45, 49, 63, 105, 111, 147, 185, 245, 259, 315, 333, 441, 555, 735, 777, 1295, 1665, 1813, 2205, 2331, 3885, 5439, 9065, 11655, 16317, 27195, 81585]

約数ペア:

[(1, 81585), (3, 27195), (5, 16317), (7, 11655), (9, 9065), (15, 5439), (21, 3885), (35, 2331), (37, 2205), (45, 1813), (49, 1665), (63, 1295), (105, 777), (111, 735), (147, 555), (185, 441), (245, 333), (259, 315)]