128571004876

素因数分解:

$2^2\times {\mathrm{431}}^1\times {\mathrm{673}}^1\times {\mathrm{110813}}^1$

素因数の和:111921

約数の個数: 24

約数和(自身を含む): 225858435264

約数和(自身を除く): 97287430388

約数列:

[1, 2, 4, 431, 673, 862, 1346, 1724, 2692, 110813, 221626, 290063, 443252, 580126, 1160252, 47760403, 74577149, 95520806, 149154298, 191041612, 298308596, 32142751219, 64285502438, 128571004876]

約数ペア:

[(1, 128571004876), (2, 64285502438), (4, 32142751219), (431, 298308596), (673, 191041612), (862, 149154298), (1346, 95520806), (1724, 74577149), (2692, 47760403), (110813, 1160252), (221626, 580126), (290063, 443252)]