30978365

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{7933}}^1$

素因数の和:8020

約数の個数: 16

約数和(自身を含む): 41129856

約数和(自身を除く): 10151491

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 7933, 39665, 87263, 436315, 563243, 2816215, 6195673, 30978365]

約数ペア:

[(1, 30978365), (5, 6195673), (11, 2816215), (55, 563243), (71, 436315), (355, 87263), (781, 39665), (3905, 7933)]