72916485

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{1063}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 124104960

約数和(自身を除く): 51188475

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 269, 807, 1063, 1345, 3189, 4035, 4573, 5315, 13719, 15945, 18071, 22865, 54213, 68595, 90355, 271065, 285947, 857841, 1429735, 4289205, 4861099, 14583297, 24305495, 72916485]

約数ペア:

[(1, 72916485), (3, 24305495), (5, 14583297), (15, 4861099), (17, 4289205), (51, 1429735), (85, 857841), (255, 285947), (269, 271065), (807, 90355), (1063, 68595), (1345, 54213), (3189, 22865), (4035, 18071), (4573, 15945), (5315, 13719)]