289449212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{5566331}}^1$

素因数の和:5566348

約数の個数: 12

約数和(自身を含む): 545500536

約数和(自身を除く): 256051324

約数列:

[1, 2, 4, 13, 26, 52, 5566331, 11132662, 22265324, 72362303, 144724606, 289449212]

約数ペア:

[(1, 289449212), (2, 144724606), (4, 72362303), (13, 22265324), (26, 11132662), (52, 5566331)]