161878318

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{680161}}^1$

素因数の和:680187

約数の個数: 16

約数和(自身を含む): 293829984

約数和(自身を除く): 131951666

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 680161, 1360322, 4761127, 9522254, 11562737, 23125474, 80939159, 161878318]

約数ペア:

[(1, 161878318), (2, 80939159), (7, 23125474), (14, 11562737), (17, 9522254), (34, 4761127), (119, 1360322), (238, 680161)]