81263016

素因数分解:

$2^3\times 3^2\times {\mathrm{73}}^1\times {\mathrm{15461}}^1$

素因数の和:15546

約数の個数: 48

約数和(自身を含む): 223116660

約数和(自身を除く): 141853644

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 73, 146, 219, 292, 438, 584, 657, 876, 1314, 1752, 2628, 5256, 15461, 30922, 46383, 61844, 92766, 123688, 139149, 185532, 278298, 371064, 556596, 1113192, 1128653, 2257306, 3385959, 4514612, 6771918, 9029224, 10157877, 13543836, 20315754, 27087672, 40631508, 81263016]

約数ペア:

[(1, 81263016), (2, 40631508), (3, 27087672), (4, 20315754), (6, 13543836), (8, 10157877), (9, 9029224), (12, 6771918), (18, 4514612), (24, 3385959), (36, 2257306), (72, 1128653), (73, 1113192), (146, 556596), (219, 371064), (292, 278298), (438, 185532), (584, 139149), (657, 123688), (876, 92766), (1314, 61844), (1752, 46383), (2628, 30922), (5256, 15461)]