7849207958

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{215531}}^1$

素因数の和:215803

約数の個数: 16

約数和(自身を含む): 11949094080

約数和(自身を除く): 4099886122

約数列:

[1, 2, 131, 139, 262, 278, 18209, 36418, 215531, 431062, 28234561, 29958809, 56469122, 59917618, 3924603979, 7849207958]

約数ペア:

[(1, 7849207958), (2, 3924603979), (131, 59917618), (139, 56469122), (262, 29958809), (278, 28234561), (18209, 431062), (36418, 215531)]