81418887

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{2969}}^1$

素因数の和:3263

約数の個数: 24

約数和(自身を含む): 128802960

約数和(自身を除く): 47384073

約数列:

[1, 3, 9, 11, 33, 99, 277, 831, 2493, 2969, 3047, 8907, 9141, 26721, 27423, 32659, 97977, 293931, 822413, 2467239, 7401717, 9046543, 27139629, 81418887]

約数ペア:

[(1, 81418887), (3, 27139629), (9, 9046543), (11, 7401717), (33, 2467239), (99, 822413), (277, 293931), (831, 97977), (2493, 32659), (2969, 27423), (3047, 26721), (8907, 9141)]