128041719

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 191136960

約数和(自身を除く): 63095241

約数列:

[1, 3, 13, 37, 39, 89, 111, 267, 481, 997, 1157, 1443, 2991, 3293, 3471, 9879, 12961, 36889, 38883, 42809, 88733, 110667, 128427, 266199, 479557, 1153529, 1438671, 3283121, 3460587, 9849363, 42680573, 128041719]

約数ペア:

[(1, 128041719), (3, 42680573), (13, 9849363), (37, 3460587), (39, 3283121), (89, 1438671), (111, 1153529), (267, 479557), (481, 266199), (997, 128427), (1157, 110667), (1443, 88733), (2991, 42809), (3293, 38883), (3471, 36889), (9879, 12961)]