27213281

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:368

約数の個数: 16

約数和(自身を含む): 29198400

約数和(自身を除く): 1985119

約数列:

[1, 29, 43, 139, 157, 1247, 4031, 4553, 5977, 6751, 21823, 173333, 195779, 632867, 938389, 27213281]

約数ペア:

[(1, 27213281), (29, 938389), (43, 632867), (139, 195779), (157, 173333), (1247, 21823), (4031, 6751), (4553, 5977)]