217287444

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{263}}^1\times {\mathrm{569}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 560387520

約数和(自身を除く): 343100076

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 263, 363, 484, 526, 569, 726, 789, 1052, 1138, 1452, 1578, 1707, 2276, 2893, 3156, 3414, 5786, 6259, 6828, 8679, 11572, 12518, 17358, 18777, 25036, 31823, 34716, 37554, 63646, 68849, 75108, 95469, 127292, 137698, 149647, 190938, 206547, 275396, 299294, 381876, 413094, 448941, 598588, 826188, 897882, 1646117, 1795764, 3292234, 4938351, 6584468, 9876702, 18107287, 19753404, 36214574, 54321861, 72429148, 108643722, 217287444]

約数ペア:

[(1, 217287444), (2, 108643722), (3, 72429148), (4, 54321861), (6, 36214574), (11, 19753404), (12, 18107287), (22, 9876702), (33, 6584468), (44, 4938351), (66, 3292234), (121, 1795764), (132, 1646117), (242, 897882), (263, 826188), (363, 598588), (484, 448941), (526, 413094), (569, 381876), (726, 299294), (789, 275396), (1052, 206547), (1138, 190938), (1452, 149647), (1578, 137698), (1707, 127292), (2276, 95469), (2893, 75108), (3156, 68849), (3414, 63646), (5786, 37554), (6259, 34716), (6828, 31823), (8679, 25036), (11572, 18777), (12518, 17358)]