86887778

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{5077}}^1$

素因数の和:5321

約数の個数: 16

約数和(自身を含む): 134059200

約数和(自身を除く): 47171422

約数列:

[1, 2, 43, 86, 199, 398, 5077, 8557, 10154, 17114, 218311, 436622, 1010323, 2020646, 43443889, 86887778]

約数ペア:

[(1, 86887778), (2, 43443889), (43, 2020646), (86, 1010323), (199, 436622), (398, 218311), (5077, 17114), (8557, 10154)]