2257255

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:88

約数の個数: 48

約数和(自身を含む): 3753792

約数和(自身を除く): 1496537

約数列:

[1, 5, 7, 11, 13, 35, 41, 55, 65, 77, 91, 121, 143, 205, 287, 385, 451, 455, 533, 605, 715, 847, 1001, 1435, 1573, 2255, 2665, 3157, 3731, 4235, 4961, 5005, 5863, 7865, 11011, 15785, 18655, 24805, 29315, 34727, 41041, 55055, 64493, 173635, 205205, 322465, 451451, 2257255]

約数ペア:

[(1, 2257255), (5, 451451), (7, 322465), (11, 205205), (13, 173635), (35, 64493), (41, 55055), (55, 41041), (65, 34727), (77, 29315), (91, 24805), (121, 18655), (143, 15785), (205, 11011), (287, 7865), (385, 5863), (451, 5005), (455, 4961), (533, 4235), (605, 3731), (715, 3157), (847, 2665), (1001, 2255), (1435, 1573)]