857231235

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{129589}}^1$

素因数の和:129617

約数の個数: 48

約数和(自身を含む): 1772791200

約数和(自身を除く): 915559965

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 129589, 388767, 647945, 907123, 1166301, 1943835, 2721369, 3498903, 4535615, 5831505, 6349861, 8164107, 13606845, 17494515, 19049583, 24492321, 31749305, 40820535, 57148749, 95247915, 122461605, 171446247, 285743745, 857231235]

約数ペア:

[(1, 857231235), (3, 285743745), (5, 171446247), (7, 122461605), (9, 95247915), (15, 57148749), (21, 40820535), (27, 31749305), (35, 24492321), (45, 19049583), (49, 17494515), (63, 13606845), (105, 8164107), (135, 6349861), (147, 5831505), (189, 4535615), (245, 3498903), (315, 2721369), (441, 1943835), (735, 1166301), (945, 907123), (1323, 647945), (2205, 388767), (6615, 129589)]