90090595

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{42197}}^1$

素因数の和:42270

約数の個数: 16

約数和(自身を含む): 125581248

約数和(自身を除く): 35490653

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 42197, 210985, 295379, 1476895, 2574017, 12870085, 18018119, 90090595]

約数ペア:

[(1, 90090595), (5, 18018119), (7, 12870085), (35, 2574017), (61, 1476895), (305, 295379), (427, 210985), (2135, 42197)]