8720787

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1009}}^1$

素因数の和:1122

約数の個数: 16

約数和(自身を含む): 12087680

約数和(自身を除く): 3366893

約数列:

[1, 3, 43, 67, 129, 201, 1009, 2881, 3027, 8643, 43387, 67603, 130161, 202809, 2906929, 8720787]

約数ペア:

[(1, 8720787), (3, 2906929), (43, 202809), (67, 130161), (129, 67603), (201, 43387), (1009, 8643), (2881, 3027)]