76561569

素因数分解:

$3^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1367}}^1$

素因数の和:1514

約数の個数: 36

約数和(自身を含む): 129752064

約数和(自身を除く): 53190495

約数列:

[1, 3, 7, 9, 21, 49, 63, 127, 147, 381, 441, 889, 1143, 1367, 2667, 4101, 6223, 8001, 9569, 12303, 18669, 28707, 56007, 66983, 86121, 173609, 200949, 520827, 602847, 1215263, 1562481, 3645789, 8506841, 10937367, 25520523, 76561569]

約数ペア:

[(1, 76561569), (3, 25520523), (7, 10937367), (9, 8506841), (21, 3645789), (49, 1562481), (63, 1215263), (127, 602847), (147, 520827), (381, 200949), (441, 173609), (889, 86121), (1143, 66983), (1367, 56007), (2667, 28707), (4101, 18669), (6223, 12303), (8001, 9569)]