75821681

素因数分解:

${\mathrm{13}}^2\times {\mathrm{71}}^2\times {\mathrm{89}}^1$

素因数の和:257

約数の個数: 18

約数和(自身を含む): 84211110

約数和(自身を除く): 8389429

約数列:

[1, 13, 71, 89, 169, 923, 1157, 5041, 6319, 11999, 15041, 65533, 82147, 448649, 851929, 1067911, 5832437, 75821681]

約数ペア:

[(1, 75821681), (13, 5832437), (71, 1067911), (89, 851929), (169, 448649), (923, 82147), (1157, 65533), (5041, 15041), (6319, 11999)]