81628679

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{18979}}^1$

素因数の和:19030

約数の個数: 16

約数和(自身を含む): 98392320

約数和(自身を除く): 16763641

約数列:

[1, 11, 17, 23, 187, 253, 391, 4301, 18979, 208769, 322643, 436517, 3549073, 4801687, 7420789, 81628679]

約数ペア:

[(1, 81628679), (11, 7420789), (17, 4801687), (23, 3549073), (187, 436517), (253, 322643), (391, 208769), (4301, 18979)]