11821590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11941}}^1$

素因数の和:11965

約数の個数: 48

約数和(自身を含む): 33533136

約数和(自身を除く): 21711546

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 11941, 23882, 35823, 59705, 71646, 107469, 119410, 131351, 179115, 214938, 262702, 358230, 394053, 537345, 656755, 788106, 1074690, 1182159, 1313510, 1970265, 2364318, 3940530, 5910795, 11821590]

約数ペア:

[(1, 11821590), (2, 5910795), (3, 3940530), (5, 2364318), (6, 1970265), (9, 1313510), (10, 1182159), (11, 1074690), (15, 788106), (18, 656755), (22, 537345), (30, 394053), (33, 358230), (45, 262702), (55, 214938), (66, 179115), (90, 131351), (99, 119410), (110, 107469), (165, 71646), (198, 59705), (330, 35823), (495, 23882), (990, 11941)]