28722248

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{211193}}^1$

素因数の和:211216

約数の個数: 16

約数和(自身を含む): 57022380

約数和(自身を除く): 28300132

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 211193, 422386, 844772, 1689544, 3590281, 7180562, 14361124, 28722248]

約数ペア:

[(1, 28722248), (2, 14361124), (4, 7180562), (8, 3590281), (17, 1689544), (34, 844772), (68, 422386), (136, 211193)]