61805289

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 107233280

約数和(自身を除く): 45427991

約数列:

[1, 3, 7, 13, 21, 31, 39, 67, 91, 93, 109, 201, 217, 273, 327, 403, 469, 651, 763, 871, 1209, 1407, 1417, 2077, 2289, 2613, 2821, 3379, 4251, 6097, 6231, 7303, 8463, 9919, 10137, 14539, 18291, 21909, 23653, 27001, 29757, 43617, 43927, 51121, 70959, 81003, 94939, 131781, 153363, 189007, 226393, 284817, 307489, 567021, 664573, 679179, 922467, 1584751, 1993719, 2943109, 4754253, 8829327, 20601763, 61805289]

約数ペア:

[(1, 61805289), (3, 20601763), (7, 8829327), (13, 4754253), (21, 2943109), (31, 1993719), (39, 1584751), (67, 922467), (91, 679179), (93, 664573), (109, 567021), (201, 307489), (217, 284817), (273, 226393), (327, 189007), (403, 153363), (469, 131781), (651, 94939), (763, 81003), (871, 70959), (1209, 51121), (1407, 43927), (1417, 43617), (2077, 29757), (2289, 27001), (2613, 23653), (2821, 21909), (3379, 18291), (4251, 14539), (6097, 10137), (6231, 9919), (7303, 8463)]