199920413

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{136651}}^1$

素因数の和:136688

約数の個数: 16

約数和(自身を含む): 262371840

約数和(自身を除く): 62451427

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 136651, 956557, 1503161, 2596369, 10522127, 18174583, 28560059, 199920413]

約数ペア:

[(1, 199920413), (7, 28560059), (11, 18174583), (19, 10522127), (77, 2596369), (133, 1503161), (209, 956557), (1463, 136651)]