68756211

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 109680480

約数和(自身を除く): 40924269

約数列:

[1, 3, 9, 17, 51, 53, 61, 139, 153, 159, 183, 417, 477, 549, 901, 1037, 1251, 2363, 2703, 3111, 3233, 7089, 7367, 8109, 8479, 9333, 9699, 21267, 22101, 25437, 29097, 54961, 66303, 76311, 125239, 144143, 164883, 375717, 432429, 449387, 494649, 1127151, 1297287, 1348161, 4044483, 7639579, 22918737, 68756211]

約数ペア:

[(1, 68756211), (3, 22918737), (9, 7639579), (17, 4044483), (51, 1348161), (53, 1297287), (61, 1127151), (139, 494649), (153, 449387), (159, 432429), (183, 375717), (417, 164883), (477, 144143), (549, 125239), (901, 76311), (1037, 66303), (1251, 54961), (2363, 29097), (2703, 25437), (3111, 22101), (3233, 21267), (7089, 9699), (7367, 9333), (8109, 8479)]