2688785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:149

約数の個数: 32

約数和(自身を含む): 3870720

約数和(自身を除く): 1181935

約数列:

[1, 5, 11, 19, 31, 55, 83, 95, 155, 209, 341, 415, 589, 913, 1045, 1577, 1705, 2573, 2945, 4565, 6479, 7885, 12865, 17347, 28303, 32395, 48887, 86735, 141515, 244435, 537757, 2688785]

約数ペア:

[(1, 2688785), (5, 537757), (11, 244435), (19, 141515), (31, 86735), (55, 48887), (83, 32395), (95, 28303), (155, 17347), (209, 12865), (341, 7885), (415, 6479), (589, 4565), (913, 2945), (1045, 2573), (1577, 1705)]