81155569

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{18869}}^1$

素因数の和:18920

約数の個数: 16

約数和(自身を含む): 97822080

約数和(自身を除く): 16666511

約数列:

[1, 11, 17, 23, 187, 253, 391, 4301, 18869, 207559, 320773, 433987, 3528503, 4773857, 7377779, 81155569]

約数ペア:

[(1, 81155569), (11, 7377779), (17, 4773857), (23, 3528503), (187, 433987), (253, 320773), (391, 207559), (4301, 18869)]