81165441

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{63361}}^1$

素因数の和:63432

約数の個数: 16

約数和(自身を含む): 125710208

約数和(自身を除く): 44544767

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 63361, 190083, 443527, 1330581, 3865021, 11595063, 27055147, 81165441]

約数ペア:

[(1, 81165441), (3, 27055147), (7, 11595063), (21, 3865021), (61, 1330581), (183, 443527), (427, 190083), (1281, 63361)]