28174718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 64

約数和(自身を含む): 53222400

約数和(自身を除く): 25047682

約数列:

[1, 2, 11, 13, 22, 26, 29, 43, 58, 79, 86, 143, 158, 286, 319, 377, 473, 559, 638, 754, 869, 946, 1027, 1118, 1247, 1738, 2054, 2291, 2494, 3397, 4147, 4582, 6149, 6794, 8294, 11297, 12298, 13717, 16211, 22594, 25201, 27434, 29783, 32422, 37367, 44161, 50402, 59566, 74734, 88322, 98513, 178321, 197026, 327613, 356642, 485771, 655226, 971542, 1083643, 1280669, 2167286, 2561338, 14087359, 28174718]

約数ペア:

[(1, 28174718), (2, 14087359), (11, 2561338), (13, 2167286), (22, 1280669), (26, 1083643), (29, 971542), (43, 655226), (58, 485771), (79, 356642), (86, 327613), (143, 197026), (158, 178321), (286, 98513), (319, 88322), (377, 74734), (473, 59566), (559, 50402), (638, 44161), (754, 37367), (869, 32422), (946, 29783), (1027, 27434), (1118, 25201), (1247, 22594), (1738, 16211), (2054, 13717), (2291, 12298), (2494, 11297), (3397, 8294), (4147, 6794), (4582, 6149)]