289456161

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{619}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 419437440

約数和(自身を除く): 129981279

約数列:

[1, 3, 17, 51, 53, 159, 173, 519, 619, 901, 1857, 2703, 2941, 8823, 9169, 10523, 27507, 31569, 32807, 98421, 107087, 155873, 321261, 467619, 557719, 1673157, 1820479, 5461437, 5675611, 17026833, 96485387, 289456161]

約数ペア:

[(1, 289456161), (3, 96485387), (17, 17026833), (51, 5675611), (53, 5461437), (159, 1820479), (173, 1673157), (519, 557719), (619, 467619), (901, 321261), (1857, 155873), (2703, 107087), (2941, 98421), (8823, 32807), (9169, 31569), (10523, 27507)]