489289941

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{27061}}^1$

素因数の和:27122

約数の個数: 36

約数和(自身を含む): 842223564

約数和(自身を除く): 352933623

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 369, 441, 861, 2009, 2583, 6027, 18081, 27061, 81183, 189427, 243549, 568281, 1109501, 1325989, 1704843, 3328503, 3977967, 7766507, 9985509, 11933901, 23299521, 54365549, 69898563, 163096647, 489289941]

約数ペア:

[(1, 489289941), (3, 163096647), (7, 69898563), (9, 54365549), (21, 23299521), (41, 11933901), (49, 9985509), (63, 7766507), (123, 3977967), (147, 3328503), (287, 1704843), (369, 1325989), (441, 1109501), (861, 568281), (2009, 243549), (2583, 189427), (6027, 81183), (18081, 27061)]