84127967

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{17911}}^1$

素因数の和:17990

約数の個数: 16

約数和(自身を含む): 106612224

約数和(自身を除く): 22484257

約数列:

[1, 7, 11, 61, 77, 427, 671, 4697, 17911, 125377, 197021, 1092571, 1379147, 7647997, 12018281, 84127967]

約数ペア:

[(1, 84127967), (7, 12018281), (11, 7647997), (61, 1379147), (77, 1092571), (427, 197021), (671, 125377), (4697, 17911)]