172665945

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{55609}}^1$

素因数の和:55646

約数の個数: 32

約数和(自身を含む): 320313600

約数和(自身を除く): 147647655

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 55609, 166827, 278045, 500481, 834135, 1279007, 1501443, 2502405, 3837021, 6395035, 7507215, 11511063, 19185105, 34533189, 57555315, 172665945]

約数ペア:

[(1, 172665945), (3, 57555315), (5, 34533189), (9, 19185105), (15, 11511063), (23, 7507215), (27, 6395035), (45, 3837021), (69, 2502405), (115, 1501443), (135, 1279007), (207, 834135), (345, 500481), (621, 278045), (1035, 166827), (3105, 55609)]