127171731

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{21661}}^1$

素因数の和:21786

約数の個数: 16

約数和(自身を含む): 180227840

約数和(自身を除く): 53056109

約数列:

[1, 3, 19, 57, 103, 309, 1957, 5871, 21661, 64983, 411559, 1234677, 2231083, 6693249, 42390577, 127171731]

約数ペア:

[(1, 127171731), (3, 42390577), (19, 6693249), (57, 2231083), (103, 1234677), (309, 411559), (1957, 64983), (5871, 21661)]