81271178066

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{11534371}}^1$

素因数の和:11534657

約数の個数: 16

約数和(自身を含む): 131768665728

約数和(自身を除く): 50497487662

約数列:

[1, 2, 13, 26, 271, 542, 3523, 7046, 11534371, 23068742, 149946823, 299893646, 3125814541, 6251629082, 40635589033, 81271178066]

約数ペア:

[(1, 81271178066), (2, 40635589033), (13, 6251629082), (26, 3125814541), (271, 299893646), (542, 149946823), (3523, 23068742), (7046, 11534371)]