138769826

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{172171}}^1$

素因数の和:172217

約数の個数: 16

約数和(自身を含む): 231399168

約数和(自身を除く): 92629342

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 172171, 344342, 2238223, 4476446, 5337301, 10674602, 69384913, 138769826]

約数ペア:

[(1, 138769826), (2, 69384913), (13, 10674602), (26, 5337301), (31, 4476446), (62, 2238223), (403, 344342), (806, 172171)]