31281239

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1543}}^1$

素因数の和:1670

約数の個数: 16

約数和(自身を含む): 36314880

約数和(自身を除く): 5033641

約数列:

[1, 11, 19, 97, 209, 1067, 1543, 1843, 16973, 20273, 29317, 149671, 322487, 1646381, 2843749, 31281239]

約数ペア:

[(1, 31281239), (11, 2843749), (19, 1646381), (97, 322487), (209, 149671), (1067, 29317), (1543, 20273), (1843, 16973)]