81045921

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{20297}}^1$

素因数の和:20333

約数の個数: 16

約数和(自身を含む): 118865088

約数和(自身を除く): 37819167

約数列:

[1, 3, 11, 33, 121, 363, 1331, 3993, 20297, 60891, 223267, 669801, 2455937, 7367811, 27015307, 81045921]

約数ペア:

[(1, 81045921), (3, 27015307), (11, 7367811), (33, 2455937), (121, 669801), (363, 223267), (1331, 60891), (3993, 20297)]