81031846

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{304631}}^1$

素因数の和:304659

約数の個数: 16

約数和(自身を含む): 146223360

約数和(自身を除く): 65191514

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 304631, 609262, 2132417, 4264834, 5787989, 11575978, 40515923, 81031846]

約数ペア:

[(1, 81031846), (2, 40515923), (7, 11575978), (14, 5787989), (19, 4264834), (38, 2132417), (133, 609262), (266, 304631)]