28421323

素因数分解:

$7^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:152

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 7060277

約数列:

[1, 7, 41, 43, 47, 49, 287, 301, 329, 343, 1763, 1927, 2009, 2021, 2107, 2303, 12341, 13489, 14063, 14147, 14749, 16121, 82861, 86387, 94423, 99029, 580027, 604709, 660961, 693203, 4060189, 28421323]

約数ペア:

[(1, 28421323), (7, 4060189), (41, 693203), (43, 660961), (47, 604709), (49, 580027), (287, 99029), (301, 94423), (329, 86387), (343, 82861), (1763, 16121), (1927, 14749), (2009, 14147), (2021, 14063), (2107, 13489), (2303, 12341)]