667564130

素因数分解:

$2^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{399739}}^1$

素因数の和:399913

約数の個数: 16

約数和(自身を含む): 1208813760

約数和(自身を除く): 541249630

約数列:

[1, 2, 5, 10, 167, 334, 835, 1670, 399739, 799478, 1998695, 3997390, 66756413, 133512826, 333782065, 667564130]

約数ペア:

[(1, 667564130), (2, 333782065), (5, 133512826), (10, 66756413), (167, 3997390), (334, 1998695), (835, 799478), (1670, 399739)]