2870494851

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{647821}}^1$

素因数の和:648042

約数の個数: 16

約数和(自身を含む): 4394824448

約数和(自身を除く): 1524329597

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 647821, 1943463, 4534747, 13604241, 136690231, 410070693, 956831617, 2870494851]

約数ペア:

[(1, 2870494851), (3, 956831617), (7, 410070693), (21, 136690231), (211, 13604241), (633, 4534747), (1477, 1943463), (4431, 647821)]