87356945

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{1543}}^1$

素因数の和:1641

約数の個数: 24

約数和(自身を含む): 115281216

約数和(自身を除く): 27924271

約数列:

[1, 5, 13, 65, 67, 169, 335, 845, 871, 1543, 4355, 7715, 11323, 20059, 56615, 100295, 103381, 260767, 516905, 1303835, 1343953, 6719765, 17471389, 87356945]

約数ペア:

[(1, 87356945), (5, 17471389), (13, 6719765), (65, 1343953), (67, 1303835), (169, 516905), (335, 260767), (845, 103381), (871, 100295), (1543, 56615), (4355, 20059), (7715, 11323)]