75078981

素因数分解:

$3^6\times {\mathrm{181}}^1\times {\mathrm{569}}^1$

素因数の和:768

約数の個数: 28

約数和(自身を含む): 113387820

約数和(自身を除く): 38308839

約数列:

[1, 3, 9, 27, 81, 181, 243, 543, 569, 729, 1629, 1707, 4887, 5121, 14661, 15363, 43983, 46089, 102989, 131949, 138267, 308967, 414801, 926901, 2780703, 8342109, 25026327, 75078981]

約数ペア:

[(1, 75078981), (3, 25026327), (9, 8342109), (27, 2780703), (81, 926901), (181, 414801), (243, 308967), (543, 138267), (569, 131949), (729, 102989), (1629, 46089), (1707, 43983), (4887, 15363), (5121, 14661)]