2651163651

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1\times {\mathrm{1087}}^1$

素因数の和:1968

約数の個数: 48

約数和(自身を含む): 4277145600

約数和(自身を除く): 1625981949

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 839, 969, 1087, 2517, 2907, 3261, 7551, 9783, 14263, 15941, 18479, 20653, 42789, 47823, 55437, 61959, 128367, 143469, 166311, 185877, 270997, 351101, 812991, 911993, 1053303, 2438973, 2735979, 3159909, 8207937, 15503881, 17327867, 46511643, 51983601, 139534929, 155950803, 294573739, 883721217, 2651163651]

約数ペア:

[(1, 2651163651), (3, 883721217), (9, 294573739), (17, 155950803), (19, 139534929), (51, 51983601), (57, 46511643), (153, 17327867), (171, 15503881), (323, 8207937), (839, 3159909), (969, 2735979), (1087, 2438973), (2517, 1053303), (2907, 911993), (3261, 812991), (7551, 351101), (9783, 270997), (14263, 185877), (15941, 166311), (18479, 143469), (20653, 128367), (42789, 61959), (47823, 55437)]