289760464

素因数分解:

$2^4\times 7^1\times {\mathrm{2587147}}^1$

素因数の和:2587162

約数の個数: 20

約数和(自身を含む): 641612704

約数和(自身を除く): 351852240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2587147, 5174294, 10348588, 18110029, 20697176, 36220058, 41394352, 72440116, 144880232, 289760464]

約数ペア:

[(1, 289760464), (2, 144880232), (4, 72440116), (7, 41394352), (8, 36220058), (14, 20697176), (16, 18110029), (28, 10348588), (56, 5174294), (112, 2587147)]