28277361

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1733}}^1$

素因数の和:1790

約数の個数: 36

約数和(自身を含む): 48825972

約数和(自身を除く): 20548611

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 441, 777, 1733, 1813, 2331, 5199, 5439, 12131, 15597, 16317, 36393, 64121, 84917, 109179, 192363, 254751, 448847, 577089, 764253, 1346541, 3141929, 4039623, 9425787, 28277361]

約数ペア:

[(1, 28277361), (3, 9425787), (7, 4039623), (9, 3141929), (21, 1346541), (37, 764253), (49, 577089), (63, 448847), (111, 254751), (147, 192363), (259, 109179), (333, 84917), (441, 64121), (777, 36393), (1733, 16317), (1813, 15597), (2331, 12131), (5199, 5439)]