81128562

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{103217}}^1$

素因数の和:103353

約数の個数: 16

約数和(自身を含む): 163497312

約数和(自身を除く): 82368750

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 103217, 206434, 309651, 619302, 13521427, 27042854, 40564281, 81128562]

約数ペア:

[(1, 81128562), (2, 40564281), (3, 27042854), (6, 13521427), (131, 619302), (262, 309651), (393, 206434), (786, 103217)]