2590245

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{2741}}^1$

素因数の和:2762

約数の個数: 32

約数和(自身を含む): 5264640

約数和(自身を除く): 2674395

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 2741, 8223, 13705, 19187, 24669, 41115, 57561, 74007, 95935, 123345, 172683, 287805, 370035, 518049, 863415, 2590245]

約数ペア:

[(1, 2590245), (3, 863415), (5, 518049), (7, 370035), (9, 287805), (15, 172683), (21, 123345), (27, 95935), (35, 74007), (45, 57561), (63, 41115), (105, 24669), (135, 19187), (189, 13705), (315, 8223), (945, 2741)]