251134219

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{1297}}^1$

素因数の和:1642

約数の個数: 16

約数和(自身を含む): 290752000

約数和(自身を除く): 39617781

約数列:

[1, 7, 139, 199, 973, 1297, 1393, 9079, 27661, 180283, 193627, 258103, 1261981, 1806721, 35876317, 251134219]

約数ペア:

[(1, 251134219), (7, 35876317), (139, 1806721), (199, 1261981), (973, 258103), (1297, 193627), (1393, 180283), (9079, 27661)]