80871453

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{76801}}^1$

素因数の和:76826

約数の個数: 20

約数和(自身を含む): 130102588

約数和(自身を除く): 49231135

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 76801, 230403, 691209, 998413, 2073627, 2995239, 6220881, 8985717, 26957151, 80871453]

約数ペア:

[(1, 80871453), (3, 26957151), (9, 8985717), (13, 6220881), (27, 2995239), (39, 2073627), (81, 998413), (117, 691209), (351, 230403), (1053, 76801)]