90838724

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{821}}^1$

素因数の和:1163

約数の個数: 24

約数和(自身を含む): 161112000

約数和(自身を除く): 70273276

約数列:

[1, 2, 4, 139, 199, 278, 398, 556, 796, 821, 1642, 3284, 27661, 55322, 110644, 114119, 163379, 228238, 326758, 456476, 653516, 22709681, 45419362, 90838724]

約数ペア:

[(1, 90838724), (2, 45419362), (4, 22709681), (139, 653516), (199, 456476), (278, 326758), (398, 228238), (556, 163379), (796, 114119), (821, 110644), (1642, 55322), (3284, 27661)]