1221554878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1108489}}^1$

素因数の和:1108539

約数の個数: 16

約数和(自身を含む): 1995282000

約数和(自身を除く): 773727122

約数列:

[1, 2, 19, 29, 38, 58, 551, 1102, 1108489, 2216978, 21061291, 32146181, 42122582, 64292362, 610777439, 1221554878]

約数ペア:

[(1, 1221554878), (2, 610777439), (19, 64292362), (29, 42122582), (38, 32146181), (58, 21061291), (551, 2216978), (1102, 1108489)]