7981316

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1008

約数の個数: 36

約数和(自身を含む): 16643088

約数和(自身を除く): 8661772

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 947, 1204, 1894, 2107, 3788, 4214, 6629, 8428, 13258, 26516, 40721, 46403, 81442, 92806, 162884, 185612, 285047, 570094, 1140188, 1995329, 3990658, 7981316]

約数ペア:

[(1, 7981316), (2, 3990658), (4, 1995329), (7, 1140188), (14, 570094), (28, 285047), (43, 185612), (49, 162884), (86, 92806), (98, 81442), (172, 46403), (196, 40721), (301, 26516), (602, 13258), (947, 8428), (1204, 6629), (1894, 4214), (2107, 3788)]