947880033

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{261773}}^1$

素因数の和:261864

約数の個数: 16

約数和(自身を含む): 1357036416

約数和(自身を除く): 409156383

約数列:

[1, 3, 17, 51, 71, 213, 1207, 3621, 261773, 785319, 4450141, 13350423, 18585883, 55757649, 315960011, 947880033]

約数ペア:

[(1, 947880033), (3, 315960011), (17, 55757649), (51, 18585883), (71, 13350423), (213, 4450141), (1207, 785319), (3621, 261773)]