201786147

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{85903}}^1$

素因数の和:85944

約数の個数: 20

約数和(自身を含む): 311831520

約数和(自身を除く): 110045373

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 85903, 257709, 773127, 2319381, 2491187, 6958143, 7473561, 22420683, 67262049, 201786147]

約数ペア:

[(1, 201786147), (3, 67262049), (9, 22420683), (27, 7473561), (29, 6958143), (81, 2491187), (87, 2319381), (261, 773127), (783, 257709), (2349, 85903)]