8408486989

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{19692007}}^1$

素因数の和:19692075

約数の個数: 8

約数和(自身を含む): 9767235968

約数和(自身を除く): 1358748979

約数列:

[1, 7, 61, 427, 19692007, 137844049, 1201212427, 8408486989]

約数ペア:

[(1, 8408486989), (7, 1201212427), (61, 137844049), (427, 19692007)]