1272399

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 1830240

約数和(自身を除く): 557841

約数列:

[1, 3, 17, 51, 61, 183, 409, 1037, 1227, 3111, 6953, 20859, 24949, 74847, 424133, 1272399]

約数ペア:

[(1, 1272399), (3, 424133), (17, 74847), (51, 24949), (61, 20859), (183, 6953), (409, 3111), (1037, 1227)]