51696981

素因数分解:

$3^3\times 7^1\times {\mathrm{523}}^2$

素因数の和:1062

約数の個数: 24

約数和(自身を含む): 87696960

約数和(自身を除く): 35999979

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 523, 1569, 3661, 4707, 10983, 14121, 32949, 98847, 273529, 820587, 1914703, 2461761, 5744109, 7385283, 17232327, 51696981]

約数ペア:

[(1, 51696981), (3, 17232327), (7, 7385283), (9, 5744109), (21, 2461761), (27, 1914703), (63, 820587), (189, 273529), (523, 98847), (1569, 32949), (3661, 14121), (4707, 10983)]