81282897

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{1861}}^1$

素因数の和:2101

約数の個数: 24

約数和(自身を含む): 123160128

約数和(自身を除く): 41877231

約数列:

[1, 3, 9, 23, 69, 207, 211, 633, 1861, 1899, 4853, 5583, 14559, 16749, 42803, 43677, 128409, 385227, 392671, 1178013, 3534039, 9031433, 27094299, 81282897]

約数ペア:

[(1, 81282897), (3, 27094299), (9, 9031433), (23, 3534039), (69, 1178013), (207, 392671), (211, 385227), (633, 128409), (1861, 43677), (1899, 42803), (4853, 16749), (5583, 14559)]