1961787079

素因数分解:

$7^2\times {\mathrm{1951}}^1\times {\mathrm{20521}}^1$

素因数の和:22486

約数の個数: 12

約数和(自身を含む): 2283359808

約数和(自身を除く): 321572729

約数列:

[1, 7, 49, 1951, 13657, 20521, 95599, 143647, 1005529, 40036471, 280255297, 1961787079]

約数ペア:

[(1, 1961787079), (7, 280255297), (49, 40036471), (1951, 1005529), (13657, 143647), (20521, 95599)]