2081805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:98

約数の個数: 48

約数和(自身を含む): 3881472

約数和(自身を除く): 1799667

約数列:

[1, 3, 5, 11, 15, 31, 33, 37, 55, 93, 111, 121, 155, 165, 185, 341, 363, 407, 465, 555, 605, 1023, 1147, 1221, 1705, 1815, 2035, 3441, 3751, 4477, 5115, 5735, 6105, 11253, 12617, 13431, 17205, 18755, 22385, 37851, 56265, 63085, 67155, 138787, 189255, 416361, 693935, 2081805]

約数ペア:

[(1, 2081805), (3, 693935), (5, 416361), (11, 189255), (15, 138787), (31, 67155), (33, 63085), (37, 56265), (55, 37851), (93, 22385), (111, 18755), (121, 17205), (155, 13431), (165, 12617), (185, 11253), (341, 6105), (363, 5735), (407, 5115), (465, 4477), (555, 3751), (605, 3441), (1023, 2035), (1147, 1815), (1221, 1705)]