127980986

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{212593}}^1$

素因数の和:212645

約数の個数: 16

約数和(自身を含む): 224499264

約数和(自身を除く): 96518278

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 212593, 425186, 1488151, 2976302, 9141499, 18282998, 63990493, 127980986]

約数ペア:

[(1, 127980986), (2, 63990493), (7, 18282998), (14, 9141499), (43, 2976302), (86, 1488151), (301, 425186), (602, 212593)]