78022726

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 124185600

約数和(自身を除く): 46162874

約数列:

[1, 2, 43, 47, 86, 94, 97, 194, 199, 398, 2021, 4042, 4171, 4559, 8342, 8557, 9118, 9353, 17114, 18706, 19303, 38606, 196037, 392074, 402179, 804358, 830029, 907241, 1660058, 1814482, 39011363, 78022726]

約数ペア:

[(1, 78022726), (2, 39011363), (43, 1814482), (47, 1660058), (86, 907241), (94, 830029), (97, 804358), (194, 402179), (199, 392074), (398, 196037), (2021, 38606), (4042, 19303), (4171, 18706), (4559, 17114), (8342, 9353), (8557, 9118)]