138859777

素因数分解:

$7^3\times {\mathrm{571}}^1\times {\mathrm{709}}^1$

素因数の和:1301

約数の個数: 16

約数和(自身を含む): 162448000

約数和(自身を除く): 23588223

約数列:

[1, 7, 49, 343, 571, 709, 3997, 4963, 27979, 34741, 195853, 243187, 404839, 2833873, 19837111, 138859777]

約数ペア:

[(1, 138859777), (7, 19837111), (49, 2833873), (343, 404839), (571, 243187), (709, 195853), (3997, 34741), (4963, 27979)]