64143884

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{21017}}^1$

素因数の和:21137

約数の個数: 24

約数和(自身を含む): 129470880

約数和(自身を除く): 65326996

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 21017, 42034, 84068, 147119, 294238, 588476, 2290853, 4581706, 9163412, 16035971, 32071942, 64143884]

約数ペア:

[(1, 64143884), (2, 32071942), (4, 16035971), (7, 9163412), (14, 4581706), (28, 2290853), (109, 588476), (218, 294238), (436, 147119), (763, 84068), (1526, 42034), (3052, 21017)]