217766906

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{2389}}^1$

素因数の和:2798

約数の個数: 32

約数和(自身を含む): 396472320

約数和(自身を除く): 178705414

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 383, 766, 2389, 2681, 4778, 5362, 6511, 13022, 16723, 33446, 40613, 45577, 81226, 91154, 284291, 568582, 914987, 1829974, 6404909, 12809818, 15554779, 31109558, 108883453, 217766906]

約数ペア:

[(1, 217766906), (2, 108883453), (7, 31109558), (14, 15554779), (17, 12809818), (34, 6404909), (119, 1829974), (238, 914987), (383, 568582), (766, 284291), (2389, 91154), (2681, 81226), (4778, 45577), (5362, 40613), (6511, 33446), (13022, 16723)]