158449879

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{7573}}^1$

素因数の和:7655

約数の個数: 16

約数和(自身を含む): 187835200

約数和(自身を除く): 29385321

約数列:

[1, 7, 49, 61, 343, 427, 2989, 7573, 20923, 53011, 371077, 461953, 2597539, 3233671, 22635697, 158449879]

約数ペア:

[(1, 158449879), (7, 22635697), (49, 3233671), (61, 2597539), (343, 461953), (427, 371077), (2989, 53011), (7573, 20923)]