71855028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{285139}}^1$

素因数の和:285156

約数の個数: 36

約数和(自身を含む): 207581920

約数和(自身を除く): 135726892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 285139, 570278, 855417, 1140556, 1710834, 1995973, 2566251, 3421668, 3991946, 5132502, 5987919, 7983892, 10265004, 11975838, 17963757, 23951676, 35927514, 71855028]

約数ペア:

[(1, 71855028), (2, 35927514), (3, 23951676), (4, 17963757), (6, 11975838), (7, 10265004), (9, 7983892), (12, 5987919), (14, 5132502), (18, 3991946), (21, 3421668), (28, 2566251), (36, 1995973), (42, 1710834), (63, 1140556), (84, 855417), (126, 570278), (252, 285139)]