856492

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{181}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 1865136

約数和(自身を除く): 1008644

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 181, 182, 338, 362, 364, 676, 724, 1183, 1267, 2353, 2366, 2534, 4706, 4732, 5068, 9412, 16471, 30589, 32942, 61178, 65884, 122356, 214123, 428246, 856492]

約数ペア:

[(1, 856492), (2, 428246), (4, 214123), (7, 122356), (13, 65884), (14, 61178), (26, 32942), (28, 30589), (52, 16471), (91, 9412), (169, 5068), (181, 4732), (182, 4706), (338, 2534), (362, 2366), (364, 2353), (676, 1267), (724, 1183)]