208060671

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 365395968

約数和(自身を除く): 157335297

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 127, 221, 273, 353, 357, 381, 663, 889, 1059, 1547, 1651, 2159, 2471, 2667, 4589, 4641, 4953, 6001, 6477, 7413, 11557, 13767, 15113, 18003, 28067, 32123, 34671, 42007, 44831, 45339, 78013, 84201, 96369, 126021, 134493, 196469, 234039, 313817, 546091, 582803, 589407, 762127, 941451, 1638273, 1748409, 2286381, 4079621, 5334889, 9907651, 12238863, 16004667, 29722953, 69353557, 208060671]

約数ペア:

[(1, 208060671), (3, 69353557), (7, 29722953), (13, 16004667), (17, 12238863), (21, 9907651), (39, 5334889), (51, 4079621), (91, 2286381), (119, 1748409), (127, 1638273), (221, 941451), (273, 762127), (353, 589407), (357, 582803), (381, 546091), (663, 313817), (889, 234039), (1059, 196469), (1547, 134493), (1651, 126021), (2159, 96369), (2471, 84201), (2667, 78013), (4589, 45339), (4641, 44831), (4953, 42007), (6001, 34671), (6477, 32123), (7413, 28067), (11557, 18003), (13767, 15113)]