28291226

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{683}}^1$

素因数の和:973

約数の個数: 16

約数和(自身を含む): 43092000

約数和(自身を除く): 14800774

約数列:

[1, 2, 139, 149, 278, 298, 683, 1366, 20711, 41422, 94937, 101767, 189874, 203534, 14145613, 28291226]

約数ペア:

[(1, 28291226), (2, 14145613), (139, 203534), (149, 189874), (278, 101767), (298, 94937), (683, 41422), (1366, 20711)]