27143505

素因数分解:

$3^4\times 5^1\times {\mathrm{67021}}^1$

素因数の和:67038

約数の個数: 20

約数和(自身を含む): 48657972

約数和(自身を除く): 21514467

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 67021, 201063, 335105, 603189, 1005315, 1809567, 3015945, 5428701, 9047835, 27143505]

約数ペア:

[(1, 27143505), (3, 9047835), (5, 5428701), (9, 3015945), (15, 1809567), (27, 1005315), (45, 603189), (81, 335105), (135, 201063), (405, 67021)]