9780781653

素因数分解:

$3^2\times {\mathrm{85889}}^1\times {\mathrm{12653}}^1$

素因数の和:98548

約数の個数: 12

約数和(自身を含む): 14129076780

約数和(自身を除く): 4348295127

約数列:

[1, 3, 9, 12653, 37959, 85889, 113877, 257667, 773001, 1086753517, 3260260551, 9780781653]

約数ペア:

[(1, 9780781653), (3, 3260260551), (9, 1086753517), (12653, 773001), (37959, 257667), (85889, 113877)]