1721628

素因数分解:

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

素因数の和:871

約数の個数: 48

約数和(自身を含む): 4704000

約数和(自身を除く): 2982372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 839, 1026, 1678, 2052, 2517, 3356, 5034, 7551, 10068, 15102, 15941, 22653, 30204, 31882, 45306, 47823, 63764, 90612, 95646, 143469, 191292, 286938, 430407, 573876, 860814, 1721628]

約数ペア:

[(1, 1721628), (2, 860814), (3, 573876), (4, 430407), (6, 286938), (9, 191292), (12, 143469), (18, 95646), (19, 90612), (27, 63764), (36, 47823), (38, 45306), (54, 31882), (57, 30204), (76, 22653), (108, 15941), (114, 15102), (171, 10068), (228, 7551), (342, 5034), (513, 3356), (684, 2517), (839, 2052), (1026, 1678)]