128844107

素因数分解:

$7^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1\times {\mathrm{401}}^1$

素因数の和:838

約数の個数: 16

約数和(自身を含む): 149003712

約数和(自身を除く): 20159605

約数列:

[1, 7, 197, 233, 401, 1379, 1631, 2807, 45901, 78997, 93433, 321307, 552979, 654031, 18406301, 128844107]

約数ペア:

[(1, 128844107), (7, 18406301), (197, 654031), (233, 552979), (401, 321307), (1379, 93433), (1631, 78997), (2807, 45901)]