210009690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{212131}}^1$

素因数の和:212155

約数の個数: 48

約数和(自身を含む): 595666656

約数和(自身を除く): 385656966

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, 212131, 424262, 636393, 1060655, 1272786, 1909179, 2121310, 2333441, 3181965, 3818358, 4666882, 6363930, 7000323, 9545895, 11667205, 14000646, 19091790, 21000969, 23334410, 35001615, 42001938, 70003230, 105004845, 210009690]

約数ペア:

[(1, 210009690), (2, 105004845), (3, 70003230), (5, 42001938), (6, 35001615), (9, 23334410), (10, 21000969), (11, 19091790), (15, 14000646), (18, 11667205), (22, 9545895), (30, 7000323), (33, 6363930), (45, 4666882), (55, 3818358), (66, 3181965), (90, 2333441), (99, 2121310), (110, 1909179), (165, 1272786), (198, 1060655), (330, 636393), (495, 424262), (990, 212131)]