121021906

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{138469}}^1$

素因数の和:138513

約数の個数: 16

約数和(自身を含む): 199396800

約数和(自身を除く): 78374894

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 138469, 276938, 2630911, 3184787, 5261822, 6369574, 60510953, 121021906]

約数ペア:

[(1, 121021906), (2, 60510953), (19, 6369574), (23, 5261822), (38, 3184787), (46, 2630911), (437, 276938), (874, 138469)]