28319145

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{40169}}^1$

素因数の和:40224

約数の個数: 16

約数和(自身を含む): 46275840

約数和(自身を除く): 17956695

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 40169, 120507, 200845, 602535, 1887943, 5663829, 9439715, 28319145]

約数ペア:

[(1, 28319145), (3, 9439715), (5, 5663829), (15, 1887943), (47, 602535), (141, 200845), (235, 120507), (705, 40169)]