86997589

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{19949}}^1$

素因数の和:20052

約数の個数: 12

約数和(自身を含む): 102343500

約数和(自身を除く): 15345911

約数列:

[1, 7, 49, 89, 623, 4361, 19949, 139643, 977501, 1775461, 12428227, 86997589]

約数ペア:

[(1, 86997589), (7, 12428227), (49, 1775461), (89, 977501), (623, 139643), (4361, 19949)]