1213218769

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{919}}^1\times {\mathrm{1831}}^1$

素因数の和:2860

約数の個数: 16

約数和(自身を含む): 1402286080

約数和(自身を除く): 189067311

約数列:

[1, 7, 103, 721, 919, 1831, 6433, 12817, 94657, 188593, 662599, 1320151, 1682689, 11778823, 173316967, 1213218769]

約数ペア:

[(1, 1213218769), (7, 173316967), (103, 11778823), (721, 1682689), (919, 1320151), (1831, 662599), (6433, 188593), (12817, 94657)]