22400289

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 33126912

約数和(自身を除く): 10726623

約数列:

[1, 3, 9, 83, 157, 191, 249, 471, 573, 747, 1413, 1719, 13031, 15853, 29987, 39093, 47559, 89961, 117279, 142677, 269883, 2488921, 7466763, 22400289]

約数ペア:

[(1, 22400289), (3, 7466763), (9, 2488921), (83, 269883), (157, 142677), (191, 117279), (249, 89961), (471, 47559), (573, 39093), (747, 29987), (1413, 15853), (1719, 13031)]