128027223

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{22907}}^1$

素因数の和:22945

約数の個数: 24

約数和(自身を含む): 200124288

約数和(自身を除く): 72097065

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 5589, 22907, 68721, 206163, 526861, 618489, 1580583, 1855467, 4741749, 5566401, 14225247, 42675741, 128027223]

約数ペア:

[(1, 128027223), (3, 42675741), (9, 14225247), (23, 5566401), (27, 4741749), (69, 1855467), (81, 1580583), (207, 618489), (243, 526861), (621, 206163), (1863, 68721), (5589, 22907)]