209623986

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{81439}}^1$

素因数の和:81471

約数の個数: 48

約数和(自身を含む): 533594880

約数和(自身を除く): 323970894

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 81439, 162878, 244317, 488634, 732951, 895829, 1058707, 1465902, 1791658, 2117414, 2687487, 3176121, 5374974, 6352242, 8062461, 9528363, 11645777, 16124922, 19056726, 23291554, 34937331, 69874662, 104811993, 209623986]

約数ペア:

[(1, 209623986), (2, 104811993), (3, 69874662), (6, 34937331), (9, 23291554), (11, 19056726), (13, 16124922), (18, 11645777), (22, 9528363), (26, 8062461), (33, 6352242), (39, 5374974), (66, 3176121), (78, 2687487), (99, 2117414), (117, 1791658), (143, 1465902), (198, 1058707), (234, 895829), (286, 732951), (429, 488634), (858, 244317), (1287, 162878), (2574, 81439)]