81375228

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{205493}}^1$

素因数の和:205514

約数の個数: 36

約数和(自身を含む): 224399448

約数和(自身を除く): 143024220

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 205493, 410986, 616479, 821972, 1232958, 1849437, 2260423, 2465916, 3698874, 4520846, 6781269, 7397748, 9041692, 13562538, 20343807, 27125076, 40687614, 81375228]

約数ペア:

[(1, 81375228), (2, 40687614), (3, 27125076), (4, 20343807), (6, 13562538), (9, 9041692), (11, 7397748), (12, 6781269), (18, 4520846), (22, 3698874), (33, 2465916), (36, 2260423), (44, 1849437), (66, 1232958), (99, 821972), (132, 616479), (198, 410986), (396, 205493)]