321593668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2003}}^1$

素因数の和:2148

約数の個数: 48

約数和(自身を含む): 636310080

約数和(自身を除く): 314716412

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 89, 164, 178, 356, 451, 902, 979, 1804, 1958, 2003, 3649, 3916, 4006, 7298, 8012, 14596, 22033, 40139, 44066, 80278, 82123, 88132, 160556, 164246, 178267, 328492, 356534, 713068, 903353, 1806706, 1960937, 3613412, 3921874, 7308947, 7843748, 14617894, 29235788, 80398417, 160796834, 321593668]

約数ペア:

[(1, 321593668), (2, 160796834), (4, 80398417), (11, 29235788), (22, 14617894), (41, 7843748), (44, 7308947), (82, 3921874), (89, 3613412), (164, 1960937), (178, 1806706), (356, 903353), (451, 713068), (902, 356534), (979, 328492), (1804, 178267), (1958, 164246), (2003, 160556), (3649, 88132), (3916, 82123), (4006, 80278), (7298, 44066), (8012, 40139), (14596, 22033)]