1291288138

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{6661}}^1$

素因数の和:6958

約数の個数: 32

約数和(自身を含む): 2260176768

約数和(自身を除く): 968888630

約数列:

[1, 2, 7, 14, 61, 122, 227, 427, 454, 854, 1589, 3178, 6661, 13322, 13847, 27694, 46627, 93254, 96929, 193858, 406321, 812642, 1512047, 2844247, 3024094, 5688494, 10584329, 21168658, 92234867, 184469734, 645644069, 1291288138]

約数ペア:

[(1, 1291288138), (2, 645644069), (7, 184469734), (14, 92234867), (61, 21168658), (122, 10584329), (227, 5688494), (427, 3024094), (454, 2844247), (854, 1512047), (1589, 812642), (3178, 406321), (6661, 193858), (13322, 96929), (13847, 93254), (27694, 46627)]