278790162

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{93491}}^1$

素因数の和:93574

約数の個数: 32

約数和(自身を含む): 646216704

約数和(自身を除く): 367426542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 93491, 186982, 280473, 560946, 654437, 1308874, 1963311, 3926622, 6637861, 13275722, 19913583, 39827166, 46465027, 92930054, 139395081, 278790162]

約数ペア:

[(1, 278790162), (2, 139395081), (3, 92930054), (6, 46465027), (7, 39827166), (14, 19913583), (21, 13275722), (42, 6637861), (71, 3926622), (142, 1963311), (213, 1308874), (426, 654437), (497, 560946), (994, 280473), (1491, 186982), (2982, 93491)]