81898197

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 120839040

約数和(自身を除く): 38940843

約数列:

[1, 3, 17, 41, 51, 53, 123, 159, 697, 739, 901, 2091, 2173, 2217, 2703, 6519, 12563, 30299, 36941, 37689, 39167, 90897, 110823, 117501, 515083, 665839, 1545249, 1605847, 1997517, 4817541, 27299399, 81898197]

約数ペア:

[(1, 81898197), (3, 27299399), (17, 4817541), (41, 1997517), (51, 1605847), (53, 1545249), (123, 665839), (159, 515083), (697, 117501), (739, 110823), (901, 90897), (2091, 39167), (2173, 37689), (2217, 36941), (2703, 30299), (6519, 12563)]