51307767

素因数分解:

$3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{2347}}^1$

素因数の和:2707

約数の個数: 24

約数和(自身を含む): 84978816

約数和(自身を除く): 33671049

約数列:

[1, 3, 7, 9, 21, 63, 347, 1041, 2347, 2429, 3123, 7041, 7287, 16429, 21123, 21861, 49287, 147861, 814409, 2443227, 5700863, 7329681, 17102589, 51307767]

約数ペア:

[(1, 51307767), (3, 17102589), (7, 7329681), (9, 5700863), (21, 2443227), (63, 814409), (347, 147861), (1041, 49287), (2347, 21861), (2429, 21123), (3123, 16429), (7041, 7287)]