208129852

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 446662944

約数和(自身を除く): 238533092

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 137, 161, 196, 274, 322, 337, 548, 644, 674, 959, 1127, 1348, 1918, 2254, 2359, 3151, 3836, 4508, 4718, 6302, 6713, 7751, 9436, 12604, 13426, 15502, 16513, 22057, 26852, 31004, 33026, 44114, 46169, 54257, 66052, 88228, 92338, 108514, 154399, 184676, 217028, 308798, 323183, 379799, 617596, 646366, 759598, 1061887, 1292732, 1519196, 2123774, 2262281, 4247548, 4524562, 7433209, 9049124, 14866418, 29732836, 52032463, 104064926, 208129852]

約数ペア:

[(1, 208129852), (2, 104064926), (4, 52032463), (7, 29732836), (14, 14866418), (23, 9049124), (28, 7433209), (46, 4524562), (49, 4247548), (92, 2262281), (98, 2123774), (137, 1519196), (161, 1292732), (196, 1061887), (274, 759598), (322, 646366), (337, 617596), (548, 379799), (644, 323183), (674, 308798), (959, 217028), (1127, 184676), (1348, 154399), (1918, 108514), (2254, 92338), (2359, 88228), (3151, 66052), (3836, 54257), (4508, 46169), (4718, 44114), (6302, 33026), (6713, 31004), (7751, 26852), (9436, 22057), (12604, 16513), (13426, 15502)]