28566657

素因数分解:

$3^2\times 7^2\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:538

約数の個数: 36

約数和(自身を含む): 48384336

約数和(自身を除く): 19817679

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 211, 307, 441, 633, 921, 1477, 1899, 2149, 2763, 4431, 6447, 10339, 13293, 15043, 19341, 31017, 45129, 64777, 93051, 135387, 194331, 453439, 582993, 1360317, 3174073, 4080951, 9522219, 28566657]

約数ペア:

[(1, 28566657), (3, 9522219), (7, 4080951), (9, 3174073), (21, 1360317), (49, 582993), (63, 453439), (147, 194331), (211, 135387), (307, 93051), (441, 64777), (633, 45129), (921, 31017), (1477, 19341), (1899, 15043), (2149, 13293), (2763, 10339), (4431, 6447)]