81874518

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1240523}}^1$

素因数の和:1240539

約数の個数: 16

約数和(自身を含む): 178635456

約数和(自身を除く): 96760938

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 1240523, 2481046, 3721569, 7443138, 13645753, 27291506, 40937259, 81874518]

約数ペア:

[(1, 81874518), (2, 40937259), (3, 27291506), (6, 13645753), (11, 7443138), (22, 3721569), (33, 2481046), (66, 1240523)]