89172215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{18217}}^1$

素因数の和:18322

約数の個数: 16

約数和(自身を含む): 118052640

約数和(自身を除く): 28880425

約数列:

[1, 5, 11, 55, 89, 445, 979, 4895, 18217, 91085, 200387, 1001935, 1621313, 8106565, 17834443, 89172215]

約数ペア:

[(1, 89172215), (5, 17834443), (11, 8106565), (55, 1621313), (89, 1001935), (445, 200387), (979, 91085), (4895, 18217)]