81754204

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{43579}}^1$

素因数の和:43657

約数の個数: 24

約数和(自身を含む): 165952640

約数和(自身を除く): 84198436

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 43579, 87158, 174316, 305053, 610106, 1220212, 2919793, 5839586, 11679172, 20438551, 40877102, 81754204]

約数ペア:

[(1, 81754204), (2, 40877102), (4, 20438551), (7, 11679172), (14, 5839586), (28, 2919793), (67, 1220212), (134, 610106), (268, 305053), (469, 174316), (938, 87158), (1876, 43579)]