147978309

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1\times {\mathrm{1489}}^1$

素因数の和:1860

約数の個数: 16

約数和(自身を含む): 199636160

約数和(自身を除く): 51657851

約数列:

[1, 3, 157, 211, 471, 633, 1489, 4467, 33127, 99381, 233773, 314179, 701319, 942537, 49326103, 147978309]

約数ペア:

[(1, 147978309), (3, 49326103), (157, 942537), (211, 701319), (471, 314179), (633, 233773), (1489, 99381), (4467, 33127)]