201321519

素因数分解:

$3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{39779}}^1$

素因数の和:40030

約数の個数: 16

約数和(自身を含む): 308056320

約数和(自身を除く): 106734801

約数列:

[1, 3, 7, 21, 241, 723, 1687, 5061, 39779, 119337, 278453, 835359, 9586739, 28760217, 67107173, 201321519]

約数ペア:

[(1, 201321519), (3, 67107173), (7, 28760217), (21, 9586739), (241, 835359), (723, 278453), (1687, 119337), (5061, 39779)]