2643685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:764

約数の個数: 16

約数和(自身を含む): 3514752

約数和(自身を除く): 871067

約数列:

[1, 5, 11, 55, 71, 355, 677, 781, 3385, 3905, 7447, 37235, 48067, 240335, 528737, 2643685]

約数ペア:

[(1, 2643685), (5, 528737), (11, 240335), (55, 48067), (71, 37235), (355, 7447), (677, 3905), (781, 3385)]