27939981

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{3671}}^1$

素因数の和:3776

約数の個数: 16

約数和(自身を含む): 38776320

約数和(自身を除く): 10836339

約数列:

[1, 3, 43, 59, 129, 177, 2537, 3671, 7611, 11013, 157853, 216589, 473559, 649767, 9313327, 27939981]

約数ペア:

[(1, 27939981), (3, 9313327), (43, 649767), (59, 473559), (129, 216589), (177, 157853), (2537, 11013), (3671, 7611)]