253443328

素因数分解:

$2^8\times {\mathrm{990013}}^1$

素因数の和:990029

約数の個数: 18

約数和(自身を含む): 505897154

約数和(自身を除く): 252453826

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 990013, 1980026, 3960052, 7920104, 15840208, 31680416, 63360832, 126721664, 253443328]

約数ペア:

[(1, 253443328), (2, 126721664), (4, 63360832), (8, 31680416), (16, 15840208), (32, 7920104), (64, 3960052), (128, 1980026), (256, 990013)]