28812951

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1277}}^1$

素因数の和:1415

約数の個数: 24

約数和(自身を含む): 43860960

約数和(自身を除く): 15048009

約数列:

[1, 3, 9, 23, 69, 109, 207, 327, 981, 1277, 2507, 3831, 7521, 11493, 22563, 29371, 88113, 139193, 264339, 417579, 1252737, 3201439, 9604317, 28812951]

約数ペア:

[(1, 28812951), (3, 9604317), (9, 3201439), (23, 1252737), (69, 417579), (109, 264339), (207, 139193), (327, 88113), (981, 29371), (1277, 22563), (2507, 11493), (3831, 7521)]