26978643

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1109}}^1$

素因数の和:1188

約数の個数: 32

約数和(自身を含む): 43156800

約数和(自身を除く): 16178157

約数列:

[1, 3, 9, 17, 27, 51, 53, 153, 159, 459, 477, 901, 1109, 1431, 2703, 3327, 8109, 9981, 18853, 24327, 29943, 56559, 58777, 169677, 176331, 509031, 528993, 999209, 1586979, 2997627, 8992881, 26978643]

約数ペア:

[(1, 26978643), (3, 8992881), (9, 2997627), (17, 1586979), (27, 999209), (51, 528993), (53, 509031), (153, 176331), (159, 169677), (459, 58777), (477, 56559), (901, 29943), (1109, 24327), (1431, 18853), (2703, 9981), (3327, 8109)]