72321381

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10289}}^1$

素因数の和:10377

約数の個数: 24

約数和(自身を含む): 115577280

約数和(自身を除く): 43255899

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 7029, 10289, 30867, 92601, 113179, 339537, 730519, 1018611, 2191557, 6574671, 8035709, 24107127, 72321381]

約数ペア:

[(1, 72321381), (3, 24107127), (9, 8035709), (11, 6574671), (33, 2191557), (71, 1018611), (99, 730519), (213, 339537), (639, 113179), (781, 92601), (2343, 30867), (7029, 10289)]