28878571007

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{1283}}^1$

素因数の和:1568

約数の個数: 64

約数和(自身を含む): 36902283264

約数和(自身を除く): 8023712257

約数列:

[1, 11, 13, 17, 47, 143, 187, 197, 221, 517, 611, 799, 1283, 2167, 2431, 2561, 3349, 6721, 8789, 9259, 10387, 14113, 16679, 21811, 28171, 36839, 43537, 60301, 101849, 114257, 120367, 157403, 183469, 239921, 252751, 283543, 478907, 663311, 783913, 1025117, 1324037, 1731433, 2046239, 2780261, 3118973, 3285763, 4296767, 8623043, 11276287, 11879297, 13326521, 22508629, 36143393, 47264437, 55857971, 130672267, 146591731, 154430861, 201948049, 614437681, 1698739471, 2221428539, 2625324637, 28878571007]

約数ペア:

[(1, 28878571007), (11, 2625324637), (13, 2221428539), (17, 1698739471), (47, 614437681), (143, 201948049), (187, 154430861), (197, 146591731), (221, 130672267), (517, 55857971), (611, 47264437), (799, 36143393), (1283, 22508629), (2167, 13326521), (2431, 11879297), (2561, 11276287), (3349, 8623043), (6721, 4296767), (8789, 3285763), (9259, 3118973), (10387, 2780261), (14113, 2046239), (16679, 1731433), (21811, 1324037), (28171, 1025117), (36839, 783913), (43537, 663311), (60301, 478907), (101849, 283543), (114257, 252751), (120367, 239921), (157403, 183469)]