7787421

素因数分解:

$3^5\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 11851840

約数和(自身を除く): 4064419

約数列:

[1, 3, 9, 27, 73, 81, 219, 243, 439, 657, 1317, 1971, 3951, 5913, 11853, 17739, 32047, 35559, 96141, 106677, 288423, 865269, 2595807, 7787421]

約数ペア:

[(1, 7787421), (3, 2595807), (9, 865269), (27, 288423), (73, 106677), (81, 96141), (219, 35559), (243, 32047), (439, 17739), (657, 11853), (1317, 5913), (1971, 3951)]