51549291

素因数分解:

$3^5\times {\mathrm{307}}^1\times {\mathrm{691}}^1$

素因数の和:1013

約数の個数: 24

約数和(自身を含む): 77581504

約数和(自身を除く): 26032213

約数列:

[1, 3, 9, 27, 81, 243, 307, 691, 921, 2073, 2763, 6219, 8289, 18657, 24867, 55971, 74601, 167913, 212137, 636411, 1909233, 5727699, 17183097, 51549291]

約数ペア:

[(1, 51549291), (3, 17183097), (9, 5727699), (27, 1909233), (81, 636411), (243, 212137), (307, 167913), (691, 74601), (921, 55971), (2073, 24867), (2763, 18657), (6219, 8289)]