28045276

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 58125312

約数和(自身を除く): 30080036

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 101, 188, 202, 211, 329, 404, 422, 658, 707, 844, 1316, 1414, 1477, 2828, 2954, 4747, 5908, 9494, 9917, 18988, 19834, 21311, 33229, 39668, 42622, 66458, 69419, 85244, 132916, 138838, 149177, 277676, 298354, 596708, 1001617, 2003234, 4006468, 7011319, 14022638, 28045276]

約数ペア:

[(1, 28045276), (2, 14022638), (4, 7011319), (7, 4006468), (14, 2003234), (28, 1001617), (47, 596708), (94, 298354), (101, 277676), (188, 149177), (202, 138838), (211, 132916), (329, 85244), (404, 69419), (422, 66458), (658, 42622), (707, 39668), (844, 33229), (1316, 21311), (1414, 19834), (1477, 18988), (2828, 9917), (2954, 9494), (4747, 5908)]