68487013

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 79678080

約数和(自身を除く): 11191067

約数列:

[1, 7, 89, 211, 521, 623, 1477, 3647, 18779, 46369, 109931, 131453, 324583, 769517, 9783859, 68487013]

約数ペア:

[(1, 68487013), (7, 9783859), (89, 769517), (211, 324583), (521, 131453), (623, 109931), (1477, 46369), (3647, 18779)]