77990731

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{12071}}^1$

素因数の和:12162

約数の個数: 16

約数和(自身を含む): 97348608

約数和(自身を除く): 19357877

約数列:

[1, 7, 13, 71, 91, 497, 923, 6461, 12071, 84497, 156923, 857041, 1098461, 5999287, 11141533, 77990731]

約数ペア:

[(1, 77990731), (7, 11141533), (13, 5999287), (71, 1098461), (91, 857041), (497, 156923), (923, 84497), (6461, 12071)]