220534701

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1\times {\mathrm{1997}}^1$

素因数の和:2412

約数の個数: 16

約数和(自身を含む): 297494208

約数和(自身を除く): 76959507

約数列:

[1, 3, 131, 281, 393, 843, 1997, 5991, 36811, 110433, 261607, 561157, 784821, 1683471, 73511567, 220534701]

約数ペア:

[(1, 220534701), (3, 73511567), (131, 1683471), (281, 784821), (393, 561157), (843, 261607), (1997, 110433), (5991, 36811)]