64489217

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 74628864

約数和(自身を除く): 10139647

約数列:

[1, 13, 23, 47, 169, 299, 353, 611, 1081, 3887, 4589, 7943, 8119, 14053, 16591, 59657, 105547, 182689, 215683, 381593, 1372111, 2803879, 4960709, 64489217]

約数ペア:

[(1, 64489217), (13, 4960709), (23, 2803879), (47, 1372111), (169, 381593), (299, 215683), (353, 182689), (611, 105547), (1081, 59657), (3887, 16591), (4589, 14053), (7943, 8119)]