238991956

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1979}}^1$

素因数の和:2236

約数の個数: 48

約数和(自身を含む): 505612800

約数和(自身を除く): 266620844

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 227, 266, 454, 532, 908, 1589, 1979, 3178, 3958, 4313, 6356, 7916, 8626, 13853, 17252, 27706, 30191, 37601, 55412, 60382, 75202, 120764, 150404, 263207, 449233, 526414, 898466, 1052828, 1796932, 3144631, 6289262, 8535427, 12578524, 17070854, 34141708, 59747989, 119495978, 238991956]

約数ペア:

[(1, 238991956), (2, 119495978), (4, 59747989), (7, 34141708), (14, 17070854), (19, 12578524), (28, 8535427), (38, 6289262), (76, 3144631), (133, 1796932), (227, 1052828), (266, 898466), (454, 526414), (532, 449233), (908, 263207), (1589, 150404), (1979, 120764), (3178, 75202), (3958, 60382), (4313, 55412), (6356, 37601), (7916, 30191), (8626, 27706), (13853, 17252)]