28976955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 55738368

約数和(自身を除く): 26761413

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 53, 105, 123, 127, 159, 205, 265, 287, 371, 381, 615, 635, 795, 861, 889, 1113, 1435, 1855, 1905, 2173, 2667, 4305, 4445, 5207, 5565, 6519, 6731, 10865, 13335, 15211, 15621, 20193, 26035, 32595, 33655, 36449, 45633, 47117, 76055, 78105, 100965, 109347, 141351, 182245, 228165, 235585, 275971, 546735, 706755, 827913, 1379855, 1931797, 4139565, 5795391, 9658985, 28976955]

約数ペア:

[(1, 28976955), (3, 9658985), (5, 5795391), (7, 4139565), (15, 1931797), (21, 1379855), (35, 827913), (41, 706755), (53, 546735), (105, 275971), (123, 235585), (127, 228165), (159, 182245), (205, 141351), (265, 109347), (287, 100965), (371, 78105), (381, 76055), (615, 47117), (635, 45633), (795, 36449), (861, 33655), (889, 32595), (1113, 26035), (1435, 20193), (1855, 15621), (1905, 15211), (2173, 13335), (2667, 10865), (4305, 6731), (4445, 6519), (5207, 5565)]