51237123

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2467}}^1$

素因数の和:2543

約数の個数: 32

約数和(自身を含む): 83398656

約数和(自身を除く): 32161533

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 903, 989, 2467, 2967, 6923, 7401, 17269, 20769, 51807, 56741, 106081, 170223, 318243, 397187, 742567, 1191561, 2227701, 2439863, 7319589, 17079041, 51237123]

約数ペア:

[(1, 51237123), (3, 17079041), (7, 7319589), (21, 2439863), (23, 2227701), (43, 1191561), (69, 742567), (129, 397187), (161, 318243), (301, 170223), (483, 106081), (903, 56741), (989, 51807), (2467, 20769), (2967, 17269), (6923, 7401)]