2765565

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 5406336

約数和(自身を除く): 2640771

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 99, 111, 151, 165, 185, 333, 407, 453, 495, 555, 755, 1221, 1359, 1661, 1665, 2035, 2265, 3663, 4983, 5587, 6105, 6795, 8305, 14949, 16761, 18315, 24915, 27935, 50283, 61457, 74745, 83805, 184371, 251415, 307285, 553113, 921855, 2765565]

約数ペア:

[(1, 2765565), (3, 921855), (5, 553113), (9, 307285), (11, 251415), (15, 184371), (33, 83805), (37, 74745), (45, 61457), (55, 50283), (99, 27935), (111, 24915), (151, 18315), (165, 16761), (185, 14949), (333, 8305), (407, 6795), (453, 6105), (495, 5587), (555, 4983), (755, 3663), (1221, 2265), (1359, 2035), (1661, 1665)]