810873

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 1366976

約数和(自身を除く): 556103

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 211, 427, 549, 633, 1281, 1477, 1899, 3843, 4431, 12871, 13293, 38613, 90097, 115839, 270291, 810873]

約数ペア:

[(1, 810873), (3, 270291), (7, 115839), (9, 90097), (21, 38613), (61, 13293), (63, 12871), (183, 4431), (211, 3843), (427, 1899), (549, 1477), (633, 1281)]