248973891

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{256939}}^1$

素因数の和:256978

約数の個数: 16

約数和(自身を含む): 369993600

約数和(自身を除く): 121019709

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 256939, 770817, 4367963, 4881841, 13103889, 14645523, 82991297, 248973891]

約数ペア:

[(1, 248973891), (3, 82991297), (17, 14645523), (19, 13103889), (51, 4881841), (57, 4367963), (323, 770817), (969, 256939)]