204230984979

素因数分解:

$3^1\times 7^1\times {\mathrm{7121}}^1\times {\mathrm{1365719}}^1$

素因数の和:1372850

約数の個数: 16

約数和(自身を含む): 311253050880

約数和(自身を除く): 107022065901

約数列:

[1, 3, 7, 21, 7121, 21363, 49847, 149541, 1365719, 4097157, 9560033, 28680099, 9725284999, 29175854997, 68076994993, 204230984979]

約数ペア:

[(1, 204230984979), (3, 68076994993), (7, 29175854997), (21, 9725284999), (7121, 28680099), (21363, 9560033), (49847, 4097157), (149541, 1365719)]