1520171131

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{21649}}^1$

素因数の和:21786

約数の個数: 16

約数和(自身を含む): 1646092800

約数和(自身を除く): 125921669

約数列:

[1, 23, 43, 71, 989, 1633, 3053, 21649, 70219, 497927, 930907, 1537079, 21410861, 35352817, 66094397, 1520171131]

約数ペア:

[(1, 1520171131), (23, 66094397), (43, 35352817), (71, 21410861), (989, 1537079), (1633, 930907), (3053, 497927), (21649, 70219)]