31694929

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{373}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 37100800

約数和(自身を除く): 5405871

約数列:

[1, 7, 61, 199, 373, 427, 1393, 2611, 12139, 22753, 74227, 84973, 159271, 519589, 4527847, 31694929]

約数ペア:

[(1, 31694929), (7, 4527847), (61, 519589), (199, 159271), (373, 84973), (427, 74227), (1393, 22753), (2611, 12139)]