28278344836

素因数分解:

$2^2\times 7^1\times {\mathrm{16567}}^1\times {\mathrm{60961}}^1$

素因数の和:77539

約数の個数: 24

約数和(自身を含む): 56561031296

約数和(自身を除く): 28282686460

約数列:

[1, 2, 4, 7, 14, 28, 16567, 33134, 60961, 66268, 115969, 121922, 231938, 243844, 426727, 463876, 853454, 1706908, 1009940887, 2019881774, 4039763548, 7069586209, 14139172418, 28278344836]

約数ペア:

[(1, 28278344836), (2, 14139172418), (4, 7069586209), (7, 4039763548), (14, 2019881774), (28, 1009940887), (16567, 1706908), (33134, 853454), (60961, 463876), (66268, 426727), (115969, 243844), (121922, 231938)]