64043217

素因数分解:

$3^4\times 7^1\times {\mathrm{112951}}^1$

素因数の和:112970

約数の個数: 20

約数和(自身を含む): 109337536

約数和(自身を除く): 45294319

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 112951, 338853, 790657, 1016559, 2371971, 3049677, 7115913, 9149031, 21347739, 64043217]

約数ペア:

[(1, 64043217), (3, 21347739), (7, 9149031), (9, 7115913), (21, 3049677), (27, 2371971), (63, 1016559), (81, 790657), (189, 338853), (567, 112951)]