56642481

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 101724480

約数和(自身を除く): 45081999

約数列:

[1, 3, 7, 9, 21, 29, 43, 49, 63, 87, 103, 129, 147, 203, 261, 301, 309, 387, 441, 609, 721, 903, 927, 1247, 1421, 1827, 2107, 2163, 2709, 2987, 3741, 4263, 4429, 5047, 6321, 6489, 8729, 8961, 11223, 12789, 13287, 15141, 18963, 20909, 26187, 26883, 31003, 39861, 45423, 61103, 62727, 78561, 93009, 128441, 146363, 183309, 188181, 217021, 279027, 385323, 439089, 549927, 651063, 899087, 1155969, 1317267, 1953189, 2697261, 6293609, 8091783, 18880827, 56642481]

約数ペア:

[(1, 56642481), (3, 18880827), (7, 8091783), (9, 6293609), (21, 2697261), (29, 1953189), (43, 1317267), (49, 1155969), (63, 899087), (87, 651063), (103, 549927), (129, 439089), (147, 385323), (203, 279027), (261, 217021), (301, 188181), (309, 183309), (387, 146363), (441, 128441), (609, 93009), (721, 78561), (903, 62727), (927, 61103), (1247, 45423), (1421, 39861), (1827, 31003), (2107, 26883), (2163, 26187), (2709, 20909), (2987, 18963), (3741, 15141), (4263, 13287), (4429, 12789), (5047, 11223), (6321, 8961), (6489, 8729)]