128328914

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{1129}}^1$

素因数の和:1514

約数の個数: 32

約数和(自身を含む): 230411520

約数和(自身を除く): 102082606

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 353, 706, 1129, 2258, 2471, 4942, 7903, 8119, 15806, 16238, 25967, 51934, 56833, 113666, 181769, 363538, 398537, 797074, 2789759, 5579518, 9166351, 18332702, 64164457, 128328914]

約数ペア:

[(1, 128328914), (2, 64164457), (7, 18332702), (14, 9166351), (23, 5579518), (46, 2789759), (161, 797074), (322, 398537), (353, 363538), (706, 181769), (1129, 113666), (2258, 56833), (2471, 51934), (4942, 25967), (7903, 16238), (8119, 15806)]