66556161

素因数分解:

$3^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:476

約数の個数: 60

約数和(自身を含む): 118766340

約数和(自身を除く): 52210179

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 81, 123, 147, 189, 287, 369, 409, 441, 567, 861, 1107, 1227, 1323, 2009, 2583, 2863, 3321, 3681, 3969, 6027, 7749, 8589, 11043, 16769, 18081, 20041, 23247, 25767, 33129, 50307, 54243, 60123, 77301, 117383, 150921, 162729, 180369, 231903, 352149, 452763, 541107, 821681, 1056447, 1358289, 1623321, 2465043, 3169341, 7395129, 9508023, 22185387, 66556161]

約数ペア:

[(1, 66556161), (3, 22185387), (7, 9508023), (9, 7395129), (21, 3169341), (27, 2465043), (41, 1623321), (49, 1358289), (63, 1056447), (81, 821681), (123, 541107), (147, 452763), (189, 352149), (287, 231903), (369, 180369), (409, 162729), (441, 150921), (567, 117383), (861, 77301), (1107, 60123), (1227, 54243), (1323, 50307), (2009, 33129), (2583, 25767), (2863, 23247), (3321, 20041), (3681, 18081), (3969, 16769), (6027, 11043), (7749, 8589)]