1421007

素因数分解:

$3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:598

約数の個数: 16

約数和(自身を含む): 2184192

約数和(自身を除く): 763185

約数列:

[1, 3, 7, 21, 157, 431, 471, 1099, 1293, 3017, 3297, 9051, 67667, 203001, 473669, 1421007]

約数ペア:

[(1, 1421007), (3, 473669), (7, 203001), (21, 67667), (157, 9051), (431, 3297), (471, 3017), (1099, 1293)]