28940338

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 50859648

約数和(自身を除く): 21919310

約数列:

[1, 2, 7, 14, 97, 101, 194, 202, 211, 422, 679, 707, 1358, 1414, 1477, 2954, 9797, 19594, 20467, 21311, 40934, 42622, 68579, 137158, 143269, 149177, 286538, 298354, 2067167, 4134334, 14470169, 28940338]

約数ペア:

[(1, 28940338), (2, 14470169), (7, 4134334), (14, 2067167), (97, 298354), (101, 286538), (194, 149177), (202, 143269), (211, 137158), (422, 68579), (679, 42622), (707, 40934), (1358, 21311), (1414, 20467), (1477, 19594), (2954, 9797)]