7255206

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 18240768

約数和(自身を除く): 10985562

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 811, 994, 1278, 1491, 1622, 2433, 2982, 4473, 4866, 5677, 7299, 8946, 11354, 14598, 17031, 34062, 51093, 57581, 102186, 115162, 172743, 345486, 403067, 518229, 806134, 1036458, 1209201, 2418402, 3627603, 7255206]

約数ペア:

[(1, 7255206), (2, 3627603), (3, 2418402), (6, 1209201), (7, 1036458), (9, 806134), (14, 518229), (18, 403067), (21, 345486), (42, 172743), (63, 115162), (71, 102186), (126, 57581), (142, 51093), (213, 34062), (426, 17031), (497, 14598), (639, 11354), (811, 8946), (994, 7299), (1278, 5677), (1491, 4866), (1622, 4473), (2433, 2982)]