2254779

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 3453840

約数和(自身を除く): 1199061

約数列:

[1, 3, 9, 29, 53, 87, 159, 163, 261, 477, 489, 1467, 1537, 4611, 4727, 8639, 13833, 14181, 25917, 42543, 77751, 250531, 751593, 2254779]

約数ペア:

[(1, 2254779), (3, 751593), (9, 250531), (29, 77751), (53, 42543), (87, 25917), (159, 14181), (163, 13833), (261, 8639), (477, 4727), (489, 4611), (1467, 1537)]