81265141

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{647}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 87588864

約数和(自身を除く): 6323723

約数列:

[1, 23, 43, 127, 647, 989, 2921, 5461, 14881, 27821, 82169, 125603, 639883, 1889887, 3533267, 81265141]

約数ペア:

[(1, 81265141), (23, 3533267), (43, 1889887), (127, 639883), (647, 125603), (989, 82169), (2921, 27821), (5461, 14881)]