65661273

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 103463360

約数和(自身を除く): 37802087

約数列:

[1, 3, 9, 27, 37, 67, 81, 109, 111, 201, 243, 327, 333, 603, 981, 999, 1809, 2479, 2943, 2997, 4033, 5427, 7303, 7437, 8829, 8991, 12099, 16281, 21909, 22311, 26487, 36297, 65727, 66933, 108891, 197181, 200799, 270211, 326673, 591543, 602397, 810633, 980019, 1774629, 2431899, 7295697, 21887091, 65661273]

約数ペア:

[(1, 65661273), (3, 21887091), (9, 7295697), (27, 2431899), (37, 1774629), (67, 980019), (81, 810633), (109, 602397), (111, 591543), (201, 326673), (243, 270211), (327, 200799), (333, 197181), (603, 108891), (981, 66933), (999, 65727), (1809, 36297), (2479, 26487), (2943, 22311), (2997, 21909), (4033, 16281), (5427, 12099), (7303, 8991), (7437, 8829)]