81823257

素因数分解:

$3^3\times {\mathrm{971}}^1\times {\mathrm{3121}}^1$

素因数の和:4101

約数の個数: 16

約数和(自身を含む): 121383360

約数和(自身を除く): 39560103

約数列:

[1, 3, 9, 27, 971, 2913, 3121, 8739, 9363, 26217, 28089, 84267, 3030491, 9091473, 27274419, 81823257]

約数ペア:

[(1, 81823257), (3, 27274419), (9, 9091473), (27, 3030491), (971, 84267), (2913, 28089), (3121, 26217), (8739, 9363)]