28913241

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{33581}}^1$

素因数の和:33632

約数の個数: 16

約数和(自身を含む): 45134208

約数和(自身を除く): 16220967

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 33581, 100743, 235067, 705201, 1376821, 4130463, 9637747, 28913241]

約数ペア:

[(1, 28913241), (3, 9637747), (7, 4130463), (21, 1376821), (41, 705201), (123, 235067), (287, 100743), (861, 33581)]