128537983

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{10859}}^1$

素因数の和:10974

約数の個数: 16

約数和(自身を含む): 156384000

約数和(自身を除く): 27846017

約数列:

[1, 7, 19, 89, 133, 623, 1691, 10859, 11837, 76013, 206321, 966451, 1444247, 6765157, 18362569, 128537983]

約数ペア:

[(1, 128537983), (7, 18362569), (19, 6765157), (89, 1444247), (133, 966451), (623, 206321), (1691, 76013), (10859, 11837)]