12867789

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2617}}^1$

素因数の和:2780

約数の個数: 16

約数和(自身を含む): 18849600

約数和(自身を除く): 5981811

約数列:

[1, 3, 11, 33, 149, 447, 1639, 2617, 4917, 7851, 28787, 86361, 389933, 1169799, 4289263, 12867789]

約数ペア:

[(1, 12867789), (3, 4289263), (11, 1169799), (33, 389933), (149, 86361), (447, 28787), (1639, 7851), (2617, 4917)]