1340937

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 2127944

約数和(自身を除く): 787007

約数列:

[1, 3, 9, 13, 39, 73, 117, 157, 219, 471, 657, 949, 1413, 2041, 2847, 6123, 8541, 11461, 18369, 34383, 103149, 148993, 446979, 1340937]

約数ペア:

[(1, 1340937), (3, 446979), (9, 148993), (13, 103149), (39, 34383), (73, 18369), (117, 11461), (157, 8541), (219, 6123), (471, 2847), (657, 2041), (949, 1413)]