1277875324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{21529}}^1$

素因数の和:21634

約数の個数: 48

約数和(自身を含む): 2604268800

約数和(自身を除く): 1326393476

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 71, 76, 142, 209, 284, 418, 781, 836, 1349, 1562, 2698, 3124, 5396, 14839, 21529, 29678, 43058, 59356, 86116, 236819, 409051, 473638, 818102, 947276, 1528559, 1636204, 3057118, 4499561, 6114236, 8999122, 16814149, 17998244, 29042621, 33628298, 58085242, 67256596, 116170484, 319468831, 638937662, 1277875324]

約数ペア:

[(1, 1277875324), (2, 638937662), (4, 319468831), (11, 116170484), (19, 67256596), (22, 58085242), (38, 33628298), (44, 29042621), (71, 17998244), (76, 16814149), (142, 8999122), (209, 6114236), (284, 4499561), (418, 3057118), (781, 1636204), (836, 1528559), (1349, 947276), (1562, 818102), (2698, 473638), (3124, 409051), (5396, 236819), (14839, 86116), (21529, 59356), (29678, 43058)]