1638560687

素因数分解:

${\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{487}}^1\times {\mathrm{607}}^1$

素因数の和:1358

約数の個数: 16

約数和(自身を含む): 1723256832

約数和(自身を除く): 84696145

約数列:

[1, 23, 241, 487, 607, 5543, 11201, 13961, 117367, 146287, 295609, 2699441, 3364601, 6799007, 71241769, 1638560687]

約数ペア:

[(1, 1638560687), (23, 71241769), (241, 6799007), (487, 3364601), (607, 2699441), (5543, 295609), (11201, 146287), (13961, 117367)]