28391394

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{278347}}^1$

素因数の和:278369

約数の個数: 16

約数和(自身を含む): 60123168

約数和(自身を除く): 31731774

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 278347, 556694, 835041, 1670082, 4731899, 9463798, 14195697, 28391394]

約数ペア:

[(1, 28391394), (2, 14195697), (3, 9463798), (6, 4731899), (17, 1670082), (34, 835041), (51, 556694), (102, 278347)]