201071787

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{134857}}^1$

素因数の和:134938

約数の個数: 16

約数和(自身を含む): 310712832

約数和(自身を除く): 109641045

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 134857, 404571, 943999, 2831997, 9574847, 28724541, 67023929, 201071787]

約数ペア:

[(1, 201071787), (3, 67023929), (7, 28724541), (21, 9574847), (71, 2831997), (213, 943999), (497, 404571), (1491, 134857)]