749843423

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{1237}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 889131600

約数和(自身を除く): 139288177

約数列:

[1, 7, 49, 89, 139, 623, 973, 1237, 4361, 6811, 8659, 12371, 60613, 86597, 110093, 171943, 606179, 770651, 1203601, 5394557, 8425207, 15302927, 107120489, 749843423]

約数ペア:

[(1, 749843423), (7, 107120489), (49, 15302927), (89, 8425207), (139, 5394557), (623, 1203601), (973, 770651), (1237, 606179), (4361, 171943), (6811, 110093), (8659, 86597), (12371, 60613)]