28590.000000

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:478

約数の個数: 16

約数和(自身を含む): 1296384

約数和(自身を除く): 395865

約数列:

[1, 3, 23, 31, 69, 93, 421, 713, 1263, 2139, 9683, 13051, 29049, 39153, 300173, 900519]

約数ペア:

[(1, 900519), (3, 300173), (23, 39153), (31, 29049), (69, 13051), (93, 9683), (421, 2139), (713, 1263)]