203487193

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1361}}^1$

素因数の和:1465

約数の個数: 32

約数和(自身を含む): 263596032

約数和(自身を除く): 60108839

約数列:

[1, 7, 13, 31, 53, 91, 217, 371, 403, 689, 1361, 1643, 2821, 4823, 9527, 11501, 17693, 21359, 42191, 72133, 123851, 149513, 295337, 504931, 548483, 937729, 2236123, 3839381, 6564103, 15652861, 29069599, 203487193]

約数ペア:

[(1, 203487193), (7, 29069599), (13, 15652861), (31, 6564103), (53, 3839381), (91, 2236123), (217, 937729), (371, 548483), (403, 504931), (689, 295337), (1361, 149513), (1643, 123851), (2821, 72133), (4823, 42191), (9527, 21359), (11501, 17693)]