128243215

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{2971}}^1$

素因数の和:3162

約数の個数: 16

約数和(自身を含む): 157278240

約数和(自身を除く): 29035025

約数列:

[1, 5, 89, 97, 445, 485, 2971, 8633, 14855, 43165, 264419, 288187, 1322095, 1440935, 25648643, 128243215]

約数ペア:

[(1, 128243215), (5, 25648643), (89, 1440935), (97, 1322095), (445, 288187), (485, 264419), (2971, 43165), (8633, 14855)]