287397066

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{61331}}^1$

素因数の和:61418

約数の個数: 32

約数和(自身を含む): 635890176

約数和(自身を除く): 348493110

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4686, 61331, 122662, 183993, 367986, 674641, 1349282, 2023923, 4047846, 4354501, 8709002, 13063503, 26127006, 47899511, 95799022, 143698533, 287397066]

約数ペア:

[(1, 287397066), (2, 143698533), (3, 95799022), (6, 47899511), (11, 26127006), (22, 13063503), (33, 8709002), (66, 4354501), (71, 4047846), (142, 2023923), (213, 1349282), (426, 674641), (781, 367986), (1562, 183993), (2343, 122662), (4686, 61331)]