9920229

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6991}}^1$

素因数の和:7048

約数の個数: 16

約数和(自身を含む): 14767104

約数和(自身を除く): 4846875

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 6991, 20973, 76901, 230703, 300613, 901839, 3306743, 9920229]

約数ペア:

[(1, 9920229), (3, 3306743), (11, 901839), (33, 300613), (43, 230703), (129, 76901), (473, 20973), (1419, 6991)]