6642538

素因数分解:

$2^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 12153600

約数和(自身を除く): 5511062

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 343, 421, 686, 842, 1127, 2254, 2947, 5894, 7889, 9683, 15778, 19366, 20629, 41258, 67781, 135562, 144403, 288806, 474467, 948934, 3321269, 6642538]

約数ペア:

[(1, 6642538), (2, 3321269), (7, 948934), (14, 474467), (23, 288806), (46, 144403), (49, 135562), (98, 67781), (161, 41258), (322, 20629), (343, 19366), (421, 15778), (686, 9683), (842, 7889), (1127, 5894), (2254, 2947)]