81155698

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{43963}}^1$

素因数の和:44049

約数の個数: 16

約数和(自身を含む): 132947136

約数和(自身を除く): 51791438

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 43963, 87926, 571519, 1143038, 3121373, 6242746, 40577849, 81155698]

約数ペア:

[(1, 81155698), (2, 40577849), (13, 6242746), (26, 3121373), (71, 1143038), (142, 571519), (923, 87926), (1846, 43963)]