257112135

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{6427}}^1$

素因数の和:6572

約数の個数: 48

約数和(自身を含む): 513417216

約数和(自身を除く): 256305081

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 127, 315, 381, 635, 889, 1143, 1905, 2667, 4445, 5715, 6427, 8001, 13335, 19281, 32135, 40005, 44989, 57843, 96405, 134967, 224945, 289215, 404901, 674835, 816229, 2024505, 2448687, 4081145, 5713603, 7346061, 12243435, 17140809, 28568015, 36730305, 51422427, 85704045, 257112135]

約数ペア:

[(1, 257112135), (3, 85704045), (5, 51422427), (7, 36730305), (9, 28568015), (15, 17140809), (21, 12243435), (35, 7346061), (45, 5713603), (63, 4081145), (105, 2448687), (127, 2024505), (315, 816229), (381, 674835), (635, 404901), (889, 289215), (1143, 224945), (1905, 134967), (2667, 96405), (4445, 57843), (5715, 44989), (6427, 40005), (8001, 32135), (13335, 19281)]