289361774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{27211}}^1$

素因数の和:27635

約数の個数: 16

約数和(自身を含む): 468590640

約数和(自身を除く): 179228866

約数列:

[1, 2, 13, 26, 409, 818, 5317, 10634, 27211, 54422, 353743, 707486, 11129299, 22258598, 144680887, 289361774]

約数ペア:

[(1, 289361774), (2, 144680887), (13, 22258598), (26, 11129299), (409, 707486), (818, 353743), (5317, 54422), (10634, 27211)]