81648529

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 91623840

約数和(自身を除く): 9975311

約数列:

[1, 19, 37, 43, 73, 703, 817, 1369, 1387, 1591, 2701, 3139, 26011, 30229, 51319, 58867, 59641, 99937, 116143, 1118473, 1898803, 2206717, 4297291, 81648529]

約数ペア:

[(1, 81648529), (19, 4297291), (37, 2206717), (43, 1898803), (73, 1118473), (703, 116143), (817, 99937), (1369, 59641), (1387, 58867), (1591, 51319), (2701, 30229), (3139, 26011)]