2646644

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 6228096

約数和(自身を除く): 3581452

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 661, 1001, 1322, 2002, 2644, 4004, 4627, 7271, 8593, 9254, 14542, 17186, 18508, 29084, 34372, 50897, 60151, 94523, 101794, 120302, 189046, 203588, 240604, 378092, 661661, 1323322, 2646644]

約数ペア:

[(1, 2646644), (2, 1323322), (4, 661661), (7, 378092), (11, 240604), (13, 203588), (14, 189046), (22, 120302), (26, 101794), (28, 94523), (44, 60151), (52, 50897), (77, 34372), (91, 29084), (143, 18508), (154, 17186), (182, 14542), (286, 9254), (308, 8593), (364, 7271), (572, 4627), (661, 4004), (1001, 2644), (1322, 2002)]