28567395

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 53071200

約数和(自身を除く): 24503805

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 107, 153, 255, 321, 349, 535, 765, 963, 1047, 1605, 1745, 1819, 3141, 4815, 5235, 5457, 5933, 9095, 15705, 16371, 17799, 27285, 29665, 37343, 53397, 81855, 88995, 112029, 186715, 266985, 336087, 560145, 634831, 1680435, 1904493, 3174155, 5713479, 9522465, 28567395]

約数ペア:

[(1, 28567395), (3, 9522465), (5, 5713479), (9, 3174155), (15, 1904493), (17, 1680435), (45, 634831), (51, 560145), (85, 336087), (107, 266985), (153, 186715), (255, 112029), (321, 88995), (349, 81855), (535, 53397), (765, 37343), (963, 29665), (1047, 27285), (1605, 17799), (1745, 16371), (1819, 15705), (3141, 9095), (4815, 5933), (5235, 5457)]