40428423

素因数分解:

$3^3\times 7^1\times {\mathrm{409}}^1\times {\mathrm{523}}^1$

素因数の和:948

約数の個数: 32

約数和(自身を含む): 68748800

約数和(自身を除く): 28320377

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 409, 523, 1227, 1569, 2863, 3661, 3681, 4707, 8589, 10983, 11043, 14121, 25767, 32949, 77301, 98847, 213907, 641721, 1497349, 1925163, 4492047, 5775489, 13476141, 40428423]

約数ペア:

[(1, 40428423), (3, 13476141), (7, 5775489), (9, 4492047), (21, 1925163), (27, 1497349), (63, 641721), (189, 213907), (409, 98847), (523, 77301), (1227, 32949), (1569, 25767), (2863, 14121), (3661, 11043), (3681, 10983), (4707, 8589)]