2558787

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 4596480

約数和(自身を除く): 2037693

約数列:

[1, 3, 7, 11, 19, 21, 33, 53, 57, 77, 121, 133, 159, 209, 231, 363, 371, 399, 583, 627, 847, 1007, 1113, 1463, 1749, 2299, 2541, 3021, 4081, 4389, 6413, 6897, 7049, 11077, 12243, 16093, 19239, 21147, 33231, 44891, 48279, 77539, 121847, 134673, 232617, 365541, 852929, 2558787]

約数ペア:

[(1, 2558787), (3, 852929), (7, 365541), (11, 232617), (19, 134673), (21, 121847), (33, 77539), (53, 48279), (57, 44891), (77, 33231), (121, 21147), (133, 19239), (159, 16093), (209, 12243), (231, 11077), (363, 7049), (371, 6897), (399, 6413), (583, 4389), (627, 4081), (847, 3021), (1007, 2541), (1113, 2299), (1463, 1749)]