38859989

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{13001}}^1$

素因数の和:13076

約数の個数: 12

約数和(自身を含む): 45949068

約数和(自身を除く): 7089079

約数列:

[1, 7, 49, 61, 427, 2989, 13001, 91007, 637049, 793061, 5551427, 38859989]

約数ペア:

[(1, 38859989), (7, 5551427), (49, 793061), (61, 637049), (427, 91007), (2989, 13001)]