1321328

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{307}}^1$

素因数の和:584

約数の個数: 20

約数和(自身を含む): 2577960

約数和(自身を除く): 1256632

約数列:

[1, 2, 4, 8, 16, 269, 307, 538, 614, 1076, 1228, 2152, 2456, 4304, 4912, 82583, 165166, 330332, 660664, 1321328]

約数ペア:

[(1, 1321328), (2, 660664), (4, 330332), (8, 165166), (16, 82583), (269, 4912), (307, 4304), (538, 2456), (614, 2152), (1076, 1228)]