55723221

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{18593}}^1$

素因数の和:18642

約数の個数: 20

約数和(自身を含む): 85495212

約数和(自身を除く): 29771991

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 18593, 55779, 167337, 502011, 687941, 1506033, 2063823, 6191469, 18574407, 55723221]

約数ペア:

[(1, 55723221), (3, 18574407), (9, 6191469), (27, 2063823), (37, 1506033), (81, 687941), (111, 502011), (333, 167337), (999, 55779), (2997, 18593)]