289165028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{45841}}^1$

素因数の和:45947

約数の個数: 24

約数和(自身を含む): 539101920

約数和(自身を除く): 249936892

約数列:

[1, 2, 4, 19, 38, 76, 83, 166, 332, 1577, 3154, 6308, 45841, 91682, 183364, 870979, 1741958, 3483916, 3804803, 7609606, 15219212, 72291257, 144582514, 289165028]

約数ペア:

[(1, 289165028), (2, 144582514), (4, 72291257), (19, 15219212), (38, 7609606), (76, 3804803), (83, 3483916), (166, 1741958), (332, 870979), (1577, 183364), (3154, 91682), (6308, 45841)]