220552305

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{864911}}^1$

素因数の和:864936

約数の個数: 16

約数和(自身を含む): 373641984

約数和(自身を除く): 153089679

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 864911, 2594733, 4324555, 12973665, 14703487, 44110461, 73517435, 220552305]

約数ペア:

[(1, 220552305), (3, 73517435), (5, 44110461), (15, 14703487), (17, 12973665), (51, 4324555), (85, 2594733), (255, 864911)]