9975812

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{661}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 22243200

約数和(自身を除く): 12267388

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 343, 539, 661, 686, 1078, 1322, 1372, 2156, 2644, 3773, 4627, 7271, 7546, 9254, 14542, 15092, 18508, 29084, 32389, 50897, 64778, 101794, 129556, 203588, 226723, 356279, 453446, 712558, 906892, 1425116, 2493953, 4987906, 9975812]

約数ペア:

[(1, 9975812), (2, 4987906), (4, 2493953), (7, 1425116), (11, 906892), (14, 712558), (22, 453446), (28, 356279), (44, 226723), (49, 203588), (77, 129556), (98, 101794), (154, 64778), (196, 50897), (308, 32389), (343, 29084), (539, 18508), (661, 15092), (686, 14542), (1078, 9254), (1322, 7546), (1372, 7271), (2156, 4627), (2644, 3773)]