2680755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 5413632

約数和(自身を除く): 2732877

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 121, 165, 211, 231, 363, 385, 605, 633, 847, 1055, 1155, 1477, 1815, 2321, 2541, 3165, 4235, 4431, 6963, 7385, 11605, 12705, 16247, 22155, 25531, 34815, 48741, 76593, 81235, 127655, 178717, 243705, 382965, 536151, 893585, 2680755]

約数ペア:

[(1, 2680755), (3, 893585), (5, 536151), (7, 382965), (11, 243705), (15, 178717), (21, 127655), (33, 81235), (35, 76593), (55, 48741), (77, 34815), (105, 25531), (121, 22155), (165, 16247), (211, 12705), (231, 11605), (363, 7385), (385, 6963), (605, 4431), (633, 4235), (847, 3165), (1055, 2541), (1155, 2321), (1477, 1815)]