249426639

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{6791}}^1$

素因数の和:6868

約数の個数: 48

約数和(自身を含む): 457726464

約数和(自身を除く): 208299825

約数列:

[1, 3, 7, 9, 11, 21, 33, 53, 63, 77, 99, 159, 231, 371, 477, 583, 693, 1113, 1749, 3339, 4081, 5247, 6791, 12243, 20373, 36729, 47537, 61119, 74701, 142611, 224103, 359923, 427833, 522907, 672309, 1079769, 1568721, 2519461, 3239307, 3959153, 4706163, 7558383, 11877459, 22675149, 27714071, 35632377, 83142213, 249426639]

約数ペア:

[(1, 249426639), (3, 83142213), (7, 35632377), (9, 27714071), (11, 22675149), (21, 11877459), (33, 7558383), (53, 4706163), (63, 3959153), (77, 3239307), (99, 2519461), (159, 1568721), (231, 1079769), (371, 672309), (477, 522907), (583, 427833), (693, 359923), (1113, 224103), (1749, 142611), (3339, 74701), (4081, 61119), (5247, 47537), (6791, 36729), (12243, 20373)]