31788591

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{1721}}^1$

素因数の和:1902

約数の個数: 16

約数和(自身を含む): 43642368

約数和(自身を除く): 11853777

約数列:

[1, 3, 47, 131, 141, 393, 1721, 5163, 6157, 18471, 80887, 225451, 242661, 676353, 10596197, 31788591]

約数ペア:

[(1, 31788591), (3, 10596197), (47, 676353), (131, 242661), (141, 225451), (393, 80887), (1721, 18471), (5163, 6157)]