4392486

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 11052288

約数和(自身を除く): 6659802

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 491, 497, 639, 982, 994, 1278, 1473, 1491, 2946, 2982, 3437, 4419, 4473, 6874, 8838, 8946, 10311, 20622, 30933, 34861, 61866, 69722, 104583, 209166, 244027, 313749, 488054, 627498, 732081, 1464162, 2196243, 4392486]

約数ペア:

[(1, 4392486), (2, 2196243), (3, 1464162), (6, 732081), (7, 627498), (9, 488054), (14, 313749), (18, 244027), (21, 209166), (42, 104583), (63, 69722), (71, 61866), (126, 34861), (142, 30933), (213, 20622), (426, 10311), (491, 8946), (497, 8838), (639, 6874), (982, 4473), (994, 4419), (1278, 3437), (1473, 2982), (1491, 2946)]