393996916

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{373}}^1\times {\mathrm{1327}}^1$

素因数の和:1903

約数の個数: 24

約数和(自身を含む): 695340800

約数和(自身を除く): 301343884

約数列:

[1, 2, 4, 199, 373, 398, 746, 796, 1327, 1492, 2654, 5308, 74227, 148454, 264073, 296908, 494971, 528146, 989942, 1056292, 1979884, 98499229, 196998458, 393996916]

約数ペア:

[(1, 393996916), (2, 196998458), (4, 98499229), (199, 1979884), (373, 1056292), (398, 989942), (746, 528146), (796, 494971), (1327, 296908), (1492, 264073), (2654, 148454), (5308, 74227)]