291254697

素因数分解:

$3^5\times {\mathrm{277}}^1\times {\mathrm{4327}}^1$

素因数の和:4619

約数の個数: 24

約数和(自身を含む): 437958976

約数和(自身を除く): 146704279

約数列:

[1, 3, 9, 27, 81, 243, 277, 831, 2493, 4327, 7479, 12981, 22437, 38943, 67311, 116829, 350487, 1051461, 1198579, 3595737, 10787211, 32361633, 97084899, 291254697]

約数ペア:

[(1, 291254697), (3, 97084899), (9, 32361633), (27, 10787211), (81, 3595737), (243, 1198579), (277, 1051461), (831, 350487), (2493, 116829), (4327, 67311), (7479, 38943), (12981, 22437)]