64418564

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{21107}}^1$

素因数の和:21227

約数の個数: 24

約数和(自身を含む): 130025280

約数和(自身を除く): 65606716

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 21107, 42214, 84428, 147749, 295498, 590996, 2300663, 4601326, 9202652, 16104641, 32209282, 64418564]

約数ペア:

[(1, 64418564), (2, 32209282), (4, 16104641), (7, 9202652), (14, 4601326), (28, 2300663), (109, 590996), (218, 295498), (436, 147749), (763, 84428), (1526, 42214), (3052, 21107)]