639293755

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{57413}}^1$

素因数の和:57566

約数の個数: 16

約数和(自身を含む): 818493984

約数和(自身を除く): 179200229

約数列:

[1, 5, 17, 85, 131, 655, 2227, 11135, 57413, 287065, 976021, 4880105, 7521103, 37605515, 127858751, 639293755]

約数ペア:

[(1, 639293755), (5, 127858751), (17, 37605515), (85, 7521103), (131, 4880105), (655, 976021), (2227, 287065), (11135, 57413)]