291621798

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1246247}}^1$

素因数の和:1246268

約数の個数: 24

約数和(自身を含む): 680451408

約数和(自身を除く): 388829610

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1246247, 2492494, 3738741, 7477482, 11216223, 16201211, 22432446, 32402422, 48603633, 97207266, 145810899, 291621798]

約数ペア:

[(1, 291621798), (2, 145810899), (3, 97207266), (6, 48603633), (9, 32402422), (13, 22432446), (18, 16201211), (26, 11216223), (39, 7477482), (78, 3738741), (117, 2492494), (234, 1246247)]