81718364

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{224501}}^1$

素因数の和:224525

約数の個数: 24

約数和(自身を含む): 176009568

約数和(自身を除く): 94291204

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 224501, 449002, 898004, 1571507, 2918513, 3143014, 5837026, 6286028, 11674052, 20429591, 40859182, 81718364]

約数ペア:

[(1, 81718364), (2, 40859182), (4, 20429591), (7, 11674052), (13, 6286028), (14, 5837026), (26, 3143014), (28, 2918513), (52, 1571507), (91, 898004), (182, 449002), (364, 224501)]