28348215

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{38569}}^1$

素因数の和:38591

約数の個数: 24

約数和(自身を含む): 52763760

約数和(自身を除く): 24415545

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 38569, 115707, 192845, 269983, 578535, 809949, 1349915, 1889881, 4049745, 5669643, 9449405, 28348215]

約数ペア:

[(1, 28348215), (3, 9449405), (5, 5669643), (7, 4049745), (15, 1889881), (21, 1349915), (35, 809949), (49, 578535), (105, 269983), (147, 192845), (245, 115707), (735, 38569)]