201521087

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1\times {\mathrm{751}}^1$

素因数の和:1286

約数の個数: 16

約数和(自身を含む): 220185600

約数和(自身を除く): 18664513

約数列:

[1, 19, 29, 487, 551, 751, 9253, 14123, 14269, 21779, 268337, 365737, 413801, 6949003, 10606373, 201521087]

約数ペア:

[(1, 201521087), (19, 10606373), (29, 6949003), (487, 413801), (551, 365737), (751, 268337), (9253, 21779), (14123, 14269)]