287105469

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 481738752

約数和(自身を除く): 194633283

約数列:

[1, 3, 7, 17, 21, 47, 51, 71, 119, 141, 213, 241, 329, 357, 497, 723, 799, 987, 1207, 1491, 1687, 2397, 3337, 3621, 4097, 5061, 5593, 8449, 10011, 11327, 12291, 16779, 17111, 23359, 25347, 28679, 33981, 51333, 56729, 70077, 79289, 86037, 119777, 170187, 192559, 237867, 290887, 359331, 397103, 577677, 804217, 872661, 1191309, 1347913, 2036209, 2412651, 4043739, 5629519, 6108627, 13671689, 16888557, 41015067, 95701823, 287105469]

約数ペア:

[(1, 287105469), (3, 95701823), (7, 41015067), (17, 16888557), (21, 13671689), (47, 6108627), (51, 5629519), (71, 4043739), (119, 2412651), (141, 2036209), (213, 1347913), (241, 1191309), (329, 872661), (357, 804217), (497, 577677), (723, 397103), (799, 359331), (987, 290887), (1207, 237867), (1491, 192559), (1687, 170187), (2397, 119777), (3337, 86037), (3621, 79289), (4097, 70077), (5061, 56729), (5593, 51333), (8449, 33981), (10011, 28679), (11327, 25347), (12291, 23359), (16779, 17111)]