129280864

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{212633}}^1$

素因数の和:212662

約数の個数: 24

約数和(自身を含む): 267918840

約数和(自身を除く): 138637976

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 212633, 425266, 850532, 1701064, 3402128, 4040027, 6804256, 8080054, 16160108, 32320216, 64640432, 129280864]

約数ペア:

[(1, 129280864), (2, 64640432), (4, 32320216), (8, 16160108), (16, 8080054), (19, 6804256), (32, 4040027), (38, 3402128), (76, 1701064), (152, 850532), (304, 425266), (608, 212633)]