149571724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 285223680

約数和(自身を除く): 135651956

約数列:

[1, 2, 4, 19, 38, 53, 71, 76, 106, 142, 212, 284, 523, 1007, 1046, 1349, 2014, 2092, 2698, 3763, 4028, 5396, 7526, 9937, 15052, 19874, 27719, 37133, 39748, 55438, 71497, 74266, 110876, 142994, 148532, 285988, 526661, 705527, 1053322, 1411054, 1968049, 2106644, 2822108, 3936098, 7872196, 37392931, 74785862, 149571724]

約数ペア:

[(1, 149571724), (2, 74785862), (4, 37392931), (19, 7872196), (38, 3936098), (53, 2822108), (71, 2106644), (76, 1968049), (106, 1411054), (142, 1053322), (212, 705527), (284, 526661), (523, 285988), (1007, 148532), (1046, 142994), (1349, 110876), (2014, 74266), (2092, 71497), (2698, 55438), (3763, 39748), (4028, 37133), (5396, 27719), (7526, 19874), (9937, 15052)]