47775021

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 75153408

約数和(自身を除く): 27378387

約数列:

[1, 3, 7, 21, 43, 129, 191, 277, 301, 573, 831, 903, 1337, 1939, 4011, 5817, 8213, 11911, 24639, 35733, 52907, 57491, 83377, 158721, 172473, 250131, 370349, 1111047, 2275001, 6825003, 15925007, 47775021]

約数ペア:

[(1, 47775021), (3, 15925007), (7, 6825003), (21, 2275001), (43, 1111047), (129, 370349), (191, 250131), (277, 172473), (301, 158721), (573, 83377), (831, 57491), (903, 52907), (1337, 35733), (1939, 24639), (4011, 11911), (5817, 8213)]