1243341

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 2065440

約数和(自身を除く): 822099

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 661, 1881, 1983, 5949, 7271, 12559, 21813, 37677, 65439, 113031, 138149, 414447, 1243341]

約数ペア:

[(1, 1243341), (3, 414447), (9, 138149), (11, 113031), (19, 65439), (33, 37677), (57, 21813), (99, 12559), (171, 7271), (209, 5949), (627, 1983), (661, 1881)]