189028

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 389312

約数和(自身を除く): 200284

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 157, 172, 301, 314, 602, 628, 1099, 1204, 2198, 4396, 6751, 13502, 27004, 47257, 94514, 189028]

約数ペア:

[(1, 189028), (2, 94514), (4, 47257), (7, 27004), (14, 13502), (28, 6751), (43, 4396), (86, 2198), (157, 1204), (172, 1099), (301, 628), (314, 602)]