17315721

素因数分解:

$3^3\times {\mathrm{307}}^1\times {\mathrm{2089}}^1$

素因数の和:2405

約数の個数: 16

約数和(自身を含む): 25748800

約数和(自身を除く): 8433079

約数列:

[1, 3, 9, 27, 307, 921, 2089, 2763, 6267, 8289, 18801, 56403, 641323, 1923969, 5771907, 17315721]

約数ペア:

[(1, 17315721), (3, 5771907), (9, 1923969), (27, 641323), (307, 56403), (921, 18801), (2089, 8289), (2763, 6267)]