421551221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{159739}}^1$

素因数の和:159788

約数の個数: 16

約数和(自身を含む): 536726400

約数和(自身を除く): 115175179

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 159739, 1118173, 2076607, 4632431, 14536249, 32427017, 60221603, 421551221]

約数ペア:

[(1, 421551221), (7, 60221603), (13, 32427017), (29, 14536249), (91, 4632431), (203, 2076607), (377, 1118173), (2639, 159739)]