47720827

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{547}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 60639488

約数和(自身を除く): 12918661

約数列:

[1, 7, 11, 77, 103, 121, 547, 721, 847, 1133, 3829, 6017, 7931, 12463, 42119, 56341, 66187, 87241, 394387, 463309, 619751, 4338257, 6817261, 47720827]

約数ペア:

[(1, 47720827), (7, 6817261), (11, 4338257), (77, 619751), (103, 463309), (121, 394387), (547, 87241), (721, 66187), (847, 56341), (1133, 42119), (3829, 12463), (6017, 7931)]