28216349

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{601}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 34097280

約数和(自身を除く): 5880931

約数列:

[1, 7, 19, 133, 353, 601, 2471, 4207, 6707, 11419, 46949, 79933, 212153, 1485071, 4030907, 28216349]

約数ペア:

[(1, 28216349), (7, 4030907), (19, 1485071), (133, 212153), (353, 79933), (601, 46949), (2471, 11419), (4207, 6707)]