40180959

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 72543744

約数和(自身を除く): 32362785

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 71, 91, 117, 213, 273, 497, 639, 691, 819, 923, 1491, 2073, 2769, 4473, 4837, 6219, 6461, 8307, 8983, 14511, 19383, 26949, 43533, 49061, 58149, 62881, 80847, 147183, 188643, 343427, 441549, 565929, 637793, 1030281, 1913379, 3090843, 4464551, 5740137, 13393653, 40180959]

約数ペア:

[(1, 40180959), (3, 13393653), (7, 5740137), (9, 4464551), (13, 3090843), (21, 1913379), (39, 1030281), (63, 637793), (71, 565929), (91, 441549), (117, 343427), (213, 188643), (273, 147183), (497, 80847), (639, 62881), (691, 58149), (819, 49061), (923, 43533), (1491, 26949), (2073, 19383), (2769, 14511), (4473, 8983), (4837, 8307), (6219, 6461)]