28937195

素因数分解:

$5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:432

約数の個数: 32

約数和(自身を含む): 41472000

約数和(自身を除く): 12534805

約数列:

[1, 5, 7, 35, 47, 49, 235, 245, 329, 343, 359, 1645, 1715, 1795, 2303, 2513, 11515, 12565, 16121, 16873, 17591, 80605, 84365, 87955, 118111, 123137, 590555, 615685, 826777, 4133885, 5787439, 28937195]

約数ペア:

[(1, 28937195), (5, 5787439), (7, 4133885), (35, 826777), (47, 615685), (49, 590555), (235, 123137), (245, 118111), (329, 87955), (343, 84365), (359, 80605), (1645, 17591), (1715, 16873), (1795, 16121), (2303, 12565), (2513, 11515)]