27397215

素因数分解:

$3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{941}}^1$

素因数の和:1599

約数の個数: 24

約数和(自身を含む): 47612448

約数和(自身を除く): 20215233

約数列:

[1, 3, 5, 9, 15, 45, 647, 941, 1941, 2823, 3235, 4705, 5823, 8469, 9705, 14115, 29115, 42345, 608827, 1826481, 3044135, 5479443, 9132405, 27397215]

約数ペア:

[(1, 27397215), (3, 9132405), (5, 5479443), (9, 3044135), (15, 1826481), (45, 608827), (647, 42345), (941, 29115), (1941, 14115), (2823, 9705), (3235, 8469), (4705, 5823)]