129673894

素因数分解:

$2^1\times 7^3\times {\mathrm{421}}^1\times {\mathrm{449}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 227880000

約数和(自身を除く): 98206106

約数列:

[1, 2, 7, 14, 49, 98, 343, 421, 449, 686, 842, 898, 2947, 3143, 5894, 6286, 20629, 22001, 41258, 44002, 144403, 154007, 189029, 288806, 308014, 378058, 1323203, 2646406, 9262421, 18524842, 64836947, 129673894]

約数ペア:

[(1, 129673894), (2, 64836947), (7, 18524842), (14, 9262421), (49, 2646406), (98, 1323203), (343, 378058), (421, 308014), (449, 288806), (686, 189029), (842, 154007), (898, 144403), (2947, 44002), (3143, 41258), (5894, 22001), (6286, 20629)]