1287952

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{797}}^1$

素因数の和:906

約数の個数: 20

約数和(自身を含む): 2523276

約数和(自身を除く): 1235324

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 797, 808, 1594, 1616, 3188, 6376, 12752, 80497, 160994, 321988, 643976, 1287952]

約数ペア:

[(1, 1287952), (2, 643976), (4, 321988), (8, 160994), (16, 80497), (101, 12752), (202, 6376), (404, 3188), (797, 1616), (808, 1594)]