85479989

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 102763584

約数和(自身を除く): 17283595

約数列:

[1, 7, 31, 97, 131, 217, 679, 917, 961, 3007, 4061, 6727, 12707, 21049, 28427, 88949, 93217, 125891, 393917, 652519, 881237, 2757419, 12211427, 85479989]

約数ペア:

[(1, 85479989), (7, 12211427), (31, 2757419), (97, 881237), (131, 652519), (217, 393917), (679, 125891), (917, 93217), (961, 88949), (3007, 28427), (4061, 21049), (6727, 12707)]