389004427

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{541}}^1\times {\mathrm{739}}^1$

素因数の和:1426

約数の個数: 16

約数和(自身を含む): 449209600

約数和(自身を除く): 60205173

約数列:

[1, 7, 139, 541, 739, 973, 3787, 5173, 75199, 102721, 399799, 526393, 719047, 2798593, 55572061, 389004427]

約数ペア:

[(1, 389004427), (7, 55572061), (139, 2798593), (541, 719047), (739, 526393), (973, 399799), (3787, 102721), (5173, 75199)]