9930415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2543}}^1$

素因数の和:2630

約数の個数: 16

約数和(自身を含む): 13188096

約数和(自身を除く): 3257681

約数列:

[1, 5, 11, 55, 71, 355, 781, 2543, 3905, 12715, 27973, 139865, 180553, 902765, 1986083, 9930415]

約数ペア:

[(1, 9930415), (5, 1986083), (11, 902765), (55, 180553), (71, 139865), (355, 27973), (781, 12715), (2543, 3905)]