211128869

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{4621}}^1$

素因数の和:4796

約数の個数: 16

約数和(自身を含む): 247591296

約数和(自身を除く): 36462427

約数列:

[1, 7, 61, 107, 427, 749, 4621, 6527, 32347, 45689, 281881, 494447, 1973167, 3461129, 30161267, 211128869]

約数ペア:

[(1, 211128869), (7, 30161267), (61, 3461129), (107, 1973167), (427, 494447), (749, 281881), (4621, 45689), (6527, 32347)]