28386226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1069}}^1$

素因数の和:1170

約数の個数: 32

約数和(自身を含む): 49921920

約数和(自身を除く): 21535694

約数列:

[1, 2, 11, 17, 22, 34, 71, 142, 187, 374, 781, 1069, 1207, 1562, 2138, 2414, 11759, 13277, 18173, 23518, 26554, 36346, 75899, 151798, 199903, 399806, 834889, 1290283, 1669778, 2580566, 14193113, 28386226]

約数ペア:

[(1, 28386226), (2, 14193113), (11, 2580566), (17, 1669778), (22, 1290283), (34, 834889), (71, 399806), (142, 199903), (187, 151798), (374, 75899), (781, 36346), (1069, 26554), (1207, 23518), (1562, 18173), (2138, 13277), (2414, 11759)]