204564321

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{4153}}^1$

素因数の和:4593

約数の個数: 24

約数和(自身を含む): 319043816

約数和(自身を除く): 114479495

約数列:

[1, 3, 9, 13, 39, 117, 421, 1263, 3789, 4153, 5473, 12459, 16419, 37377, 49257, 53989, 161967, 485901, 1748413, 5245239, 15735717, 22729369, 68188107, 204564321]

約数ペア:

[(1, 204564321), (3, 68188107), (9, 22729369), (13, 15735717), (39, 5245239), (117, 1748413), (421, 485901), (1263, 161967), (3789, 53989), (4153, 49257), (5473, 37377), (12459, 16419)]