31947721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{613}}^1$

素因数の和:856

約数の個数: 16

約数和(自身を含む): 36447040

約数和(自身を除く): 4499319

約数列:

[1, 13, 19, 211, 247, 613, 2743, 4009, 7969, 11647, 52117, 129343, 151411, 1681459, 2457517, 31947721]

約数ペア:

[(1, 31947721), (13, 2457517), (19, 1681459), (211, 151411), (247, 129343), (613, 52117), (2743, 11647), (4009, 7969)]