56721119

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8779}}^1$

素因数の和:8870

約数の個数: 16

約数和(自身を含む): 70801920

約数和(自身を除く): 14080801

約数列:

[1, 7, 13, 71, 91, 497, 923, 6461, 8779, 61453, 114127, 623309, 798889, 4363163, 8103017, 56721119]

約数ペア:

[(1, 56721119), (7, 8103017), (13, 4363163), (71, 798889), (91, 623309), (497, 114127), (923, 61453), (6461, 8779)]