80628977

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1951}}^1$

素因数の和:2009

約数の個数: 24

約数和(自身を含む): 100676352

約数和(自身を除く): 20047375

約数列:

[1, 11, 13, 17, 143, 187, 221, 289, 1951, 2431, 3179, 3757, 21461, 25363, 33167, 41327, 278993, 364837, 431171, 563839, 4742881, 6202229, 7329907, 80628977]

約数ペア:

[(1, 80628977), (11, 7329907), (13, 6202229), (17, 4742881), (143, 563839), (187, 431171), (221, 364837), (289, 278993), (1951, 41327), (2431, 33167), (3179, 25363), (3757, 21461)]