64502690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{921467}}^1$

素因数の和:921481

約数の個数: 16

約数和(自身を含む): 132691392

約数和(自身を除く): 68188702

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 921467, 1842934, 4607335, 6450269, 9214670, 12900538, 32251345, 64502690]

約数ペア:

[(1, 64502690), (2, 32251345), (5, 12900538), (7, 9214670), (10, 6450269), (14, 4607335), (35, 1842934), (70, 921467)]