1644381

素因数分解:

$3^5\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 2524704

約数和(自身を除く): 880323

約数列:

[1, 3, 9, 27, 67, 81, 101, 201, 243, 303, 603, 909, 1809, 2727, 5427, 6767, 8181, 16281, 20301, 24543, 60903, 182709, 548127, 1644381]

約数ペア:

[(1, 1644381), (3, 548127), (9, 182709), (27, 60903), (67, 24543), (81, 20301), (101, 16281), (201, 8181), (243, 6767), (303, 5427), (603, 2727), (909, 1809)]