28138965

素因数分解:

$3^1\times 5^1\times {\mathrm{1153}}^1\times {\mathrm{1627}}^1$

素因数の和:2788

約数の個数: 16

約数和(自身を含む): 45089088

約数和(自身を除く): 16950123

約数列:

[1, 3, 5, 15, 1153, 1627, 3459, 4881, 5765, 8135, 17295, 24405, 1875931, 5627793, 9379655, 28138965]

約数ペア:

[(1, 28138965), (3, 9379655), (5, 5627793), (15, 1875931), (1153, 24405), (1627, 17295), (3459, 8135), (4881, 5765)]