87687621

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{32369}}^1$

素因数の和:32425

約数の個数: 24

約数和(自身を含む): 148125120

約数和(自身を除く): 60437499

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 32369, 97107, 226583, 291321, 679749, 1391867, 2039247, 4175601, 9743069, 12526803, 29229207, 87687621]

約数ペア:

[(1, 87687621), (3, 29229207), (7, 12526803), (9, 9743069), (21, 4175601), (43, 2039247), (63, 1391867), (129, 679749), (301, 291321), (387, 226583), (903, 97107), (2709, 32369)]