64744484

素因数分解:

$2^2\times 7^2\times {\mathrm{330329}}^1$

素因数の和:330347

約数の個数: 18

約数和(自身を含む): 131801670

約数和(自身を除く): 67057186

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 330329, 660658, 1321316, 2312303, 4624606, 9249212, 16186121, 32372242, 64744484]

約数ペア:

[(1, 64744484), (2, 32372242), (4, 16186121), (7, 9249212), (14, 4624606), (28, 2312303), (49, 1321316), (98, 660658), (196, 330329)]