2642913

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{461}}^1$

素因数の和:494

約数の個数: 36

約数和(自身を含む): 4792788

約数和(自身を除く): 2149875

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 461, 637, 819, 1383, 1911, 3227, 4149, 5733, 5993, 9681, 17979, 22589, 29043, 41951, 53937, 67767, 125853, 203301, 293657, 377559, 880971, 2642913]

約数ペア:

[(1, 2642913), (3, 880971), (7, 377559), (9, 293657), (13, 203301), (21, 125853), (39, 67767), (49, 53937), (63, 41951), (91, 29043), (117, 22589), (147, 17979), (273, 9681), (441, 5993), (461, 5733), (637, 4149), (819, 3227), (1383, 1911)]