198131521

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{2833}}^1$

素因数の和:3040

約数の個数: 16

約数和(自身を含む): 231073024

約数和(自身を除く): 32941503

約数列:

[1, 7, 97, 103, 679, 721, 2833, 9991, 19831, 69937, 274801, 291799, 1923607, 2042593, 28304503, 198131521]

約数ペア:

[(1, 198131521), (7, 28304503), (97, 2042593), (103, 1923607), (679, 291799), (721, 274801), (2833, 69937), (9991, 19831)]