27976005

素因数分解:

$3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1999}}^1$

素因数の和:2321

約数の個数: 24

約数和(自身を含む): 48672000

約数和(自身を除く): 20695995

約数列:

[1, 3, 5, 9, 15, 45, 311, 933, 1555, 1999, 2799, 4665, 5997, 9995, 13995, 17991, 29985, 89955, 621689, 1865067, 3108445, 5595201, 9325335, 27976005]

約数ペア:

[(1, 27976005), (3, 9325335), (5, 5595201), (9, 3108445), (15, 1865067), (45, 621689), (311, 89955), (933, 29985), (1555, 17991), (1999, 13995), (2799, 9995), (4665, 5997)]