28309329

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{563}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 42349632

約数和(自身を除く): 14040303

約数列:

[1, 3, 9, 37, 111, 151, 333, 453, 563, 1359, 1689, 5067, 5587, 16761, 20831, 50283, 62493, 85013, 187479, 255039, 765117, 3145481, 9436443, 28309329]

約数ペア:

[(1, 28309329), (3, 9436443), (9, 3145481), (37, 765117), (111, 255039), (151, 187479), (333, 85013), (453, 62493), (563, 50283), (1359, 20831), (1689, 16761), (5067, 5587)]