12871866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{306473}}^1$

素因数の和:306485

約数の個数: 16

約数和(自身を含む): 29421504

約数和(自身を除く): 16549638

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 306473, 612946, 919419, 1838838, 2145311, 4290622, 6435933, 12871866]

約数ペア:

[(1, 12871866), (2, 6435933), (3, 4290622), (6, 2145311), (7, 1838838), (14, 919419), (21, 612946), (42, 306473)]