291247335963

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{76503109}}^1$

素因数の和:76503168

約数の個数: 20

約数和(自身を含む): 444330062880

約数和(自身を除く): 153082726917

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 76503109, 229509327, 688527981, 2065583943, 3595646123, 6196751829, 10786938369, 32360815107, 97082445321, 291247335963]

約数ペア:

[(1, 291247335963), (3, 97082445321), (9, 32360815107), (27, 10786938369), (47, 6196751829), (81, 3595646123), (141, 2065583943), (423, 688527981), (1269, 229509327), (3807, 76503109)]