27681705

素因数分解:

$3^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{997}}^1$

素因数の和:1625

約数の個数: 24

約数和(自身を含む): 48107592

約数和(自身を除く): 20425887

約数列:

[1, 3, 5, 9, 15, 45, 617, 997, 1851, 2991, 3085, 4985, 5553, 8973, 9255, 14955, 27765, 44865, 615149, 1845447, 3075745, 5536341, 9227235, 27681705]

約数ペア:

[(1, 27681705), (3, 9227235), (5, 5536341), (9, 3075745), (15, 1845447), (45, 615149), (617, 44865), (997, 27765), (1851, 14955), (2991, 9255), (3085, 8973), (4985, 5553)]