51221709

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{10559}}^1$

素因数の和:10590

約数の個数: 36

約数和(自身を含む): 93899520

約数和(自身を除く): 42677811

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 4851, 10559, 31677, 73913, 95031, 116149, 221739, 348447, 517391, 665217, 813043, 1045341, 1552173, 2439129, 4656519, 5691301, 7317387, 17073903, 51221709]

約数ペア:

[(1, 51221709), (3, 17073903), (7, 7317387), (9, 5691301), (11, 4656519), (21, 2439129), (33, 1552173), (49, 1045341), (63, 813043), (77, 665217), (99, 517391), (147, 348447), (231, 221739), (441, 116149), (539, 95031), (693, 73913), (1617, 31677), (4851, 10559)]