208021478

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{144259}}^1$

素因数の和:144371

約数の個数: 16

約数和(自身を含む): 360072960

約数和(自身を除く): 152051482

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 144259, 288518, 1009813, 2019626, 14858677, 29717354, 104010739, 208021478]

約数ペア:

[(1, 208021478), (2, 104010739), (7, 29717354), (14, 14858677), (103, 2019626), (206, 1009813), (721, 288518), (1442, 144259)]