399747614

素因数分解:

$2^1\times 7^1\times {\mathrm{2081}}^1\times {\mathrm{13721}}^1$

素因数の和:15811

約数の個数: 16

約数和(自身を含む): 685660896

約数和(自身を除く): 285913282

約数列:

[1, 2, 7, 14, 2081, 4162, 13721, 14567, 27442, 29134, 96047, 192094, 28553401, 57106802, 199873807, 399747614]

約数ペア:

[(1, 399747614), (2, 199873807), (7, 57106802), (14, 28553401), (2081, 192094), (4162, 96047), (13721, 29134), (14567, 27442)]