128560851

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{31121}}^1$

素因数の和:31153

約数の個数: 24

約数和(自身を含む): 203911344

約数和(自身を除く): 75350493

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 31121, 93363, 280089, 529057, 840267, 1587171, 2520801, 4761513, 7562403, 14284539, 42853617, 128560851]

約数ペア:

[(1, 128560851), (3, 42853617), (9, 14284539), (17, 7562403), (27, 4761513), (51, 2520801), (81, 1587171), (153, 840267), (243, 529057), (459, 280089), (1377, 93363), (4131, 31121)]