289756488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1724741}}^1$

素因数の和:1724757

約数の個数: 32

約数和(自身を含む): 827876160

約数和(自身を除く): 538119672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1724741, 3449482, 5174223, 6898964, 10348446, 12073187, 13797928, 20696892, 24146374, 36219561, 41393784, 48292748, 72439122, 96585496, 144878244, 289756488]

約数ペア:

[(1, 289756488), (2, 144878244), (3, 96585496), (4, 72439122), (6, 48292748), (7, 41393784), (8, 36219561), (12, 24146374), (14, 20696892), (21, 13797928), (24, 12073187), (28, 10348446), (42, 6898964), (56, 5174223), (84, 3449482), (168, 1724741)]