16526979

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13807}}^1$

素因数の和:13839

約数の個数: 24

約数和(自身を含む): 28720640

約数和(自身を除く): 12193661

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 13807, 41421, 96649, 124263, 262333, 289947, 786999, 869841, 1836331, 2360997, 5508993, 16526979]

約数ペア:

[(1, 16526979), (3, 5508993), (7, 2360997), (9, 1836331), (19, 869841), (21, 786999), (57, 289947), (63, 262333), (133, 124263), (171, 96649), (399, 41421), (1197, 13807)]