2561685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 4841472

約数和(自身を除く): 2279787

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 787, 1085, 2361, 3255, 3935, 5509, 11805, 16527, 24397, 27545, 73191, 82635, 121985, 170779, 365955, 512337, 853895, 2561685]

約数ペア:

[(1, 2561685), (3, 853895), (5, 512337), (7, 365955), (15, 170779), (21, 121985), (31, 82635), (35, 73191), (93, 27545), (105, 24397), (155, 16527), (217, 11805), (465, 5509), (651, 3935), (787, 3255), (1085, 2361)]