2715615

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 5548608

約数和(自身を除く): 2832993

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 37, 45, 63, 105, 111, 185, 233, 259, 315, 333, 555, 699, 777, 1165, 1295, 1631, 1665, 2097, 2331, 3495, 3885, 4893, 8155, 8621, 10485, 11655, 14679, 24465, 25863, 43105, 60347, 73395, 77589, 129315, 181041, 301735, 387945, 543123, 905205, 2715615]

約数ペア:

[(1, 2715615), (3, 905205), (5, 543123), (7, 387945), (9, 301735), (15, 181041), (21, 129315), (35, 77589), (37, 73395), (45, 60347), (63, 43105), (105, 25863), (111, 24465), (185, 14679), (233, 11655), (259, 10485), (315, 8621), (333, 8155), (555, 4893), (699, 3885), (777, 3495), (1165, 2331), (1295, 2097), (1631, 1665)]