18027303

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{6553}}^1$

素因数の和:6694

約数の個数: 16

約数和(自身を含む): 27684096

約数和(自身を除く): 9656793

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 6553, 19659, 45871, 137613, 858443, 2575329, 6009101, 18027303]

約数ペア:

[(1, 18027303), (3, 6009101), (7, 2575329), (21, 858443), (131, 137613), (393, 45871), (917, 19659), (2751, 6553)]