28975395

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 49420800

約数和(自身を除く): 20445405

約数列:

[1, 3, 5, 15, 17, 51, 85, 199, 255, 571, 597, 995, 1713, 2855, 2985, 3383, 8565, 9707, 10149, 16915, 29121, 48535, 50745, 113629, 145605, 340887, 568145, 1704435, 1931693, 5795079, 9658465, 28975395]

約数ペア:

[(1, 28975395), (3, 9658465), (5, 5795079), (15, 1931693), (17, 1704435), (51, 568145), (85, 340887), (199, 145605), (255, 113629), (571, 50745), (597, 48535), (995, 29121), (1713, 16915), (2855, 10149), (2985, 9707), (3383, 8565)]