57133713

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 99663872

約数和(自身を除く): 42530159

約数列:

[1, 3, 7, 13, 21, 31, 39, 43, 91, 93, 129, 157, 217, 273, 301, 403, 471, 559, 651, 903, 1099, 1209, 1333, 1677, 2041, 2821, 3297, 3913, 3999, 4867, 6123, 6751, 8463, 9331, 11739, 14287, 14601, 17329, 20253, 27993, 34069, 42861, 47257, 51987, 63271, 87763, 102207, 121303, 141771, 189813, 209281, 263289, 363909, 442897, 614341, 627843, 1328691, 1464967, 1843023, 2720653, 4394901, 8161959, 19044571, 57133713]

約数ペア:

[(1, 57133713), (3, 19044571), (7, 8161959), (13, 4394901), (21, 2720653), (31, 1843023), (39, 1464967), (43, 1328691), (91, 627843), (93, 614341), (129, 442897), (157, 363909), (217, 263289), (273, 209281), (301, 189813), (403, 141771), (471, 121303), (559, 102207), (651, 87763), (903, 63271), (1099, 51987), (1209, 47257), (1333, 42861), (1677, 34069), (2041, 27993), (2821, 20253), (3297, 17329), (3913, 14601), (3999, 14287), (4867, 11739), (6123, 9331), (6751, 8463)]