28786436

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{23909}}^1$

素因数の和:23963

約数の個数: 24

約数和(自身を含む): 58914240

約数和(自身を除く): 30127804

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 23909, 47818, 95636, 167363, 334726, 669452, 1028087, 2056174, 4112348, 7196609, 14393218, 28786436]

約数ペア:

[(1, 28786436), (2, 14393218), (4, 7196609), (7, 4112348), (14, 2056174), (28, 1028087), (43, 669452), (86, 334726), (172, 167363), (301, 95636), (602, 47818), (1204, 23909)]