208513424

素因数分解:

$2^4\times 7^2\times {\mathrm{265961}}^1$

素因数の和:265983

約数の個数: 30

約数和(自身を含む): 469954854

約数和(自身を除く): 261441430

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 265961, 531922, 1063844, 1861727, 2127688, 3723454, 4255376, 7446908, 13032089, 14893816, 26064178, 29787632, 52128356, 104256712, 208513424]

約数ペア:

[(1, 208513424), (2, 104256712), (4, 52128356), (7, 29787632), (8, 26064178), (14, 14893816), (16, 13032089), (28, 7446908), (49, 4255376), (56, 3723454), (98, 2127688), (112, 1861727), (196, 1063844), (392, 531922), (784, 265961)]