28447428

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 68052096

約数和(自身を除く): 39604668

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 173, 193, 213, 284, 346, 386, 426, 519, 579, 692, 772, 852, 1038, 1158, 2076, 2316, 12283, 13703, 24566, 27406, 33389, 36849, 41109, 49132, 54812, 66778, 73698, 82218, 100167, 133556, 147396, 164436, 200334, 400668, 2370619, 4741238, 7111857, 9482476, 14223714, 28447428]

約数ペア:

[(1, 28447428), (2, 14223714), (3, 9482476), (4, 7111857), (6, 4741238), (12, 2370619), (71, 400668), (142, 200334), (173, 164436), (193, 147396), (213, 133556), (284, 100167), (346, 82218), (386, 73698), (426, 66778), (519, 54812), (579, 49132), (692, 41109), (772, 36849), (852, 33389), (1038, 27406), (1158, 24566), (2076, 13703), (2316, 12283)]